20762620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9187}}^1$

素因数の和:9309

約数の個数: 24

約数和(自身を含む): 43992144

約数和(自身を除く): 23229524

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9187, 18374, 36748, 45935, 91870, 183740, 1038131, 2076262, 4152524, 5190655, 10381310, 20762620]

約数ペア:

[(1, 20762620), (2, 10381310), (4, 5190655), (5, 4152524), (10, 2076262), (20, 1038131), (113, 183740), (226, 91870), (452, 45935), (565, 36748), (1130, 18374), (2260, 9187)]