204872140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{931237}}^1$

素因数の和:931257

約数の個数: 24

約数和(自身を含む): 469343952

約数和(自身を除く): 264471812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 931237, 1862474, 3724948, 4656185, 9312370, 10243607, 18624740, 20487214, 40974428, 51218035, 102436070, 204872140]

約数ペア:

[(1, 204872140), (2, 102436070), (4, 51218035), (5, 40974428), (10, 20487214), (11, 18624740), (20, 10243607), (22, 9312370), (44, 4656185), (55, 3724948), (110, 1862474), (220, 931237)]