225036020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1022891}}^1$

素因数の和:1022911

約数の個数: 24

約数和(自身を含む): 515537568

約数和(自身を除く): 290501548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1022891, 2045782, 4091564, 5114455, 10228910, 11251801, 20457820, 22503602, 45007204, 56259005, 112518010, 225036020]

約数ペア:

[(1, 225036020), (2, 112518010), (4, 56259005), (5, 45007204), (10, 22503602), (11, 20457820), (20, 11251801), (22, 10228910), (44, 5114455), (55, 4091564), (110, 2045782), (220, 1022891)]