2256980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10259}}^1$

素因数の和:10279

約数の個数: 24

約数和(自身を含む): 5171040

約数和(自身を除く): 2914060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 10259, 20518, 41036, 51295, 102590, 112849, 205180, 225698, 451396, 564245, 1128490, 2256980]

約数ペア:

[(1, 2256980), (2, 1128490), (4, 564245), (5, 451396), (10, 225698), (11, 205180), (20, 112849), (22, 102590), (44, 51295), (55, 41036), (110, 20518), (220, 10259)]