79868740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{570491}}^1$

素因数の和:570507

約数の個数: 24

約数和(自身を含む): 191685312

約数和(自身を除く): 111816572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 570491, 1140982, 2281964, 2852455, 3993437, 5704910, 7986874, 11409820, 15973748, 19967185, 39934370, 79868740]

約数ペア:

[(1, 79868740), (2, 39934370), (4, 19967185), (5, 15973748), (7, 11409820), (10, 7986874), (14, 5704910), (20, 3993437), (28, 2852455), (35, 2281964), (70, 1140982), (140, 570491)]