69637220

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{4241}}^1$

素因数の和:5071

約数の個数: 24

約数和(自身を含む): 146450808

約数和(自身を除く): 76813588

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 4241, 8210, 8482, 16420, 16964, 21205, 42410, 84820, 3481861, 6963722, 13927444, 17409305, 34818610, 69637220]

約数ペア:

[(1, 69637220), (2, 34818610), (4, 17409305), (5, 13927444), (10, 6963722), (20, 3481861), (821, 84820), (1642, 42410), (3284, 21205), (4105, 16964), (4241, 16420), (8210, 8482)]