8939742020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40635191}}^1$

素因数の和:40635211

約数の個数: 24

約数和(自身を含む): 20480136768

約数和(自身を除く): 11540394748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 40635191, 81270382, 162540764, 203175955, 406351910, 446987101, 812703820, 893974202, 1787948404, 2234935505, 4469871010, 8939742020]

約数ペア:

[(1, 8939742020), (2, 4469871010), (4, 2234935505), (5, 1787948404), (10, 893974202), (11, 812703820), (20, 446987101), (22, 406351910), (44, 203175955), (55, 162540764), (110, 81270382), (220, 40635191)]