2010908020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9140491}}^1$

素因数の和:9140511

約数の個数: 24

約数和(自身を含む): 4606807968

約数和(自身を除く): 2595899948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9140491, 18280982, 36561964, 45702455, 91404910, 100545401, 182809820, 201090802, 402181604, 502727005, 1005454010, 2010908020]

約数ペア:

[(1, 2010908020), (2, 1005454010), (4, 502727005), (5, 402181604), (10, 201090802), (11, 182809820), (20, 100545401), (22, 91404910), (44, 45702455), (55, 36561964), (110, 18280982), (220, 9140491)]