7158220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^3$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 15247008

約数和(自身を除く): 8088788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5041, 10082, 20164, 25205, 50410, 100820, 357911, 715822, 1431644, 1789555, 3579110, 7158220]

約数ペア:

[(1, 7158220), (2, 3579110), (4, 1789555), (5, 1431644), (10, 715822), (20, 357911), (71, 100820), (142, 50410), (284, 25205), (355, 20164), (710, 10082), (1420, 5041)]