40079408

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{42457}}^1$

素因数の和:42524

約数の個数: 20

約数和(自身を含む): 78971880

約数和(自身を除く): 38892472

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 42457, 84914, 169828, 339656, 679312, 2504963, 5009926, 10019852, 20039704, 40079408]

約数ペア:

[(1, 40079408), (2, 20039704), (4, 10019852), (8, 5009926), (16, 2504963), (59, 679312), (118, 339656), (236, 169828), (472, 84914), (944, 42457)]