155909140

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{9781}}^1$

素因数の和:10587

約数の個数: 24

約数和(自身を含む): 327853512

約数和(自身を除く): 171944372

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3985, 7970, 9781, 15940, 19562, 39124, 48905, 97810, 195620, 7795457, 15590914, 31181828, 38977285, 77954570, 155909140]

約数ペア:

[(1, 155909140), (2, 77954570), (4, 38977285), (5, 31181828), (10, 15590914), (20, 7795457), (797, 195620), (1594, 97810), (3188, 48905), (3985, 39124), (7970, 19562), (9781, 15940)]