222745820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1012481}}^1$

素因数の和:1012501

約数の個数: 24

約数和(自身を含む): 510290928

約数和(自身を除く): 287545108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1012481, 2024962, 4049924, 5062405, 10124810, 11137291, 20249620, 22274582, 44549164, 55686455, 111372910, 222745820]

約数ペア:

[(1, 222745820), (2, 111372910), (4, 55686455), (5, 44549164), (10, 22274582), (11, 20249620), (20, 11137291), (22, 10124810), (44, 5062405), (55, 4049924), (110, 2024962), (220, 1012481)]