20176032040

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2261887}}^1$

素因数の和:2262121

約数の個数: 32

約数和(自身を含む): 45599662080

約数和(自身を除く): 25423630040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 2261887, 4523774, 9047548, 11309435, 18095096, 22618870, 45237740, 90475480, 504400801, 1008801602, 2017603204, 2522004005, 4035206408, 5044008010, 10088016020, 20176032040]

約数ペア:

[(1, 20176032040), (2, 10088016020), (4, 5044008010), (5, 4035206408), (8, 2522004005), (10, 2017603204), (20, 1008801602), (40, 504400801), (223, 90475480), (446, 45237740), (892, 22618870), (1115, 18095096), (1784, 11309435), (2230, 9047548), (4460, 4523774), (8920, 2261887)]