40207640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91381}}^1$

素因数の和:91403

約数の個数: 32

約数和(自身を含む): 98692560

約数和(自身を除く): 58484920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 91381, 182762, 365524, 456905, 731048, 913810, 1005191, 1827620, 2010382, 3655240, 4020764, 5025955, 8041528, 10051910, 20103820, 40207640]

約数ペア:

[(1, 40207640), (2, 20103820), (4, 10051910), (5, 8041528), (8, 5025955), (10, 4020764), (11, 3655240), (20, 2010382), (22, 1827620), (40, 1005191), (44, 913810), (55, 731048), (88, 456905), (110, 365524), (220, 182762), (440, 91381)]