9810360020

素因数分解:

$2^2\times 5^1\times {\mathrm{490518001}}^1$

素因数の和:490518010

約数の個数: 12

約数和(自身を含む): 20601756084

約数和(自身を除く): 10791396064

約数列:

[1, 2, 4, 5, 10, 20, 490518001, 981036002, 1962072004, 2452590005, 4905180010, 9810360020]

約数ペア:

[(1, 9810360020), (2, 4905180010), (4, 2452590005), (5, 1962072004), (10, 981036002), (20, 490518001)]