858206140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3900937}}^1$

素因数の和:3900957

約数の個数: 24

約数和(自身を含む): 1966072752

約数和(自身を除く): 1107866612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3900937, 7801874, 15603748, 19504685, 39009370, 42910307, 78018740, 85820614, 171641228, 214551535, 429103070, 858206140]

約数ペア:

[(1, 858206140), (2, 429103070), (4, 214551535), (5, 171641228), (10, 85820614), (11, 78018740), (20, 42910307), (22, 39009370), (44, 19504685), (55, 15603748), (110, 7801874), (220, 3900937)]