40360580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11941}}^1$

素因数の和:11976

約数の個数: 36

約数和(自身を含む): 91786212

約数和(自身を除く): 51425632

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 11941, 23882, 47764, 59705, 119410, 155233, 238820, 310466, 620932, 776165, 1552330, 2018029, 3104660, 4036058, 8072116, 10090145, 20180290, 40360580]

約数ペア:

[(1, 40360580), (2, 20180290), (4, 10090145), (5, 8072116), (10, 4036058), (13, 3104660), (20, 2018029), (26, 1552330), (52, 776165), (65, 620932), (130, 310466), (169, 238820), (260, 155233), (338, 119410), (676, 59705), (845, 47764), (1690, 23882), (3380, 11941)]