91242020

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{4349}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 191835000

約数和(自身を除く): 100592980

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 4349, 5245, 8698, 10490, 17396, 20980, 21745, 43490, 86980, 4562101, 9124202, 18248404, 22810505, 45621010, 91242020]

約数ペア:

[(1, 91242020), (2, 45621010), (4, 22810505), (5, 18248404), (10, 9124202), (20, 4562101), (1049, 86980), (2098, 43490), (4196, 21745), (4349, 20980), (5245, 17396), (8698, 10490)]