40160020

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{3529}}^1$

素因数の和:4107

約数の個数: 24

約数和(自身を含む): 84508200

約数和(自身を除く): 44348180

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 3529, 5690, 7058, 11380, 14116, 17645, 35290, 70580, 2008001, 4016002, 8032004, 10040005, 20080010, 40160020]

約数ペア:

[(1, 40160020), (2, 20080010), (4, 10040005), (5, 8032004), (10, 4016002), (20, 2008001), (569, 70580), (1138, 35290), (2276, 17645), (2845, 14116), (3529, 11380), (5690, 7058)]