57678740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{411991}}^1$

素因数の和:412007

約数の個数: 24

約数和(自身を含む): 138429312

約数和(自身を除く): 80750572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 411991, 823982, 1647964, 2059955, 2883937, 4119910, 5767874, 8239820, 11535748, 14419685, 28839370, 57678740]

約数ペア:

[(1, 57678740), (2, 28839370), (4, 14419685), (5, 11535748), (7, 8239820), (10, 5767874), (14, 4119910), (20, 2883937), (28, 2059955), (35, 1647964), (70, 823982), (140, 411991)]