7926740

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1291}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 16713312

約数和(自身を除く): 8786572

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1291, 1535, 2582, 3070, 5164, 6140, 6455, 12910, 25820, 396337, 792674, 1585348, 1981685, 3963370, 7926740]

約数ペア:

[(1, 7926740), (2, 3963370), (4, 1981685), (5, 1585348), (10, 792674), (20, 396337), (307, 25820), (614, 12910), (1228, 6455), (1291, 6140), (1535, 5164), (2582, 3070)]