2688280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9601}}^1$

素因数の和:9619

約数の個数: 32

約数和(自身を含む): 6913440

約数和(自身を除く): 4225160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9601, 19202, 38404, 48005, 67207, 76808, 96010, 134414, 192020, 268828, 336035, 384040, 537656, 672070, 1344140, 2688280]

約数ペア:

[(1, 2688280), (2, 1344140), (4, 672070), (5, 537656), (7, 384040), (8, 336035), (10, 268828), (14, 192020), (20, 134414), (28, 96010), (35, 76808), (40, 67207), (56, 48005), (70, 38404), (140, 19202), (280, 9601)]