57551180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40529}}^1$

素因数の和:40609

約数の個数: 24

約数和(自身を含む): 122562720

約数和(自身を除く): 65011540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 40529, 81058, 162116, 202645, 405290, 810580, 2877559, 5755118, 11510236, 14387795, 28775590, 57551180]

約数ペア:

[(1, 57551180), (2, 28775590), (4, 14387795), (5, 11510236), (10, 5755118), (20, 2877559), (71, 810580), (142, 405290), (284, 202645), (355, 162116), (710, 81058), (1420, 40529)]