55928740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{399491}}^1$

素因数の和:399507

約数の個数: 24

約数和(自身を含む): 134229312

約数和(自身を除く): 78300572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 399491, 798982, 1597964, 1997455, 2796437, 3994910, 5592874, 7989820, 11185748, 13982185, 27964370, 55928740]

約数ペア:

[(1, 55928740), (2, 27964370), (4, 13982185), (5, 11185748), (7, 7989820), (10, 5592874), (14, 3994910), (20, 2796437), (28, 1997455), (35, 1597964), (70, 798982), (140, 399491)]