2040897020

素因数分解:

$2^2\times 5^1\times {\mathrm{102044851}}^1$

素因数の和:102044860

約数の個数: 12

約数和(自身を含む): 4285883784

約数和(自身を除く): 2244986764

約数列:

[1, 2, 4, 5, 10, 20, 102044851, 204089702, 408179404, 510224255, 1020448510, 2040897020]

約数ペア:

[(1, 2040897020), (2, 1020448510), (4, 510224255), (5, 408179404), (10, 204089702), (20, 102044851)]