490752020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2230691}}^1$

素因数の和:2230711

約数の個数: 24

約数和(自身を含む): 1124268768

約数和(自身を除く): 633516748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2230691, 4461382, 8922764, 11153455, 22306910, 24537601, 44613820, 49075202, 98150404, 122688005, 245376010, 490752020]

約数ペア:

[(1, 490752020), (2, 245376010), (4, 122688005), (5, 98150404), (10, 49075202), (11, 44613820), (20, 24537601), (22, 22306910), (44, 11153455), (55, 8922764), (110, 4461382), (220, 2230691)]