Factors / Factors of 340

Factors of 340

1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340

340 breaks into 6 pairs, tested up to √340 ≈ 18.4; each pair multiplies back to 340 exactly. 340's full pair list is (1, 340), (2, 170), (4, 85), (5, 68), (10, 34), (17, 20), for 12 divisors in total. 340's divisors other than 340 itself sum to 416, 76 above 340: abundant. 340 is even, digit sum 7 for 340; small divisors of 340 include 2, 4, 5, 10. 340 has 12 divisors; 339 has 4 and 341 has 4, so 340 wins here. 340 divided by its largest divisor, 170, gives 2.