40471820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69779}}^1$

素因数の和:69817

約数の個数: 24

約数和(自身を含む): 87922800

約数和(自身を除く): 47450980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 69779, 139558, 279116, 348895, 697790, 1395580, 2023591, 4047182, 8094364, 10117955, 20235910, 40471820]

約数ペア:

[(1, 40471820), (2, 20235910), (4, 10117955), (5, 8094364), (10, 4047182), (20, 2023591), (29, 1395580), (58, 697790), (116, 348895), (145, 279116), (290, 139558), (580, 69779)]