104903840

素因数分解:

$2^5\times 5^1\times {\mathrm{655649}}^1$

素因数の和:655664

約数の個数: 24

約数和(自身を含む): 247835700

約数和(自身を除く): 142931860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 655649, 1311298, 2622596, 3278245, 5245192, 6556490, 10490384, 13112980, 20980768, 26225960, 52451920, 104903840]

約数ペア:

[(1, 104903840), (2, 52451920), (4, 26225960), (5, 20980768), (8, 13112980), (10, 10490384), (16, 6556490), (20, 5245192), (32, 3278245), (40, 2622596), (80, 1311298), (160, 655649)]