71164360

素因数分解:

$2^3\times 5^1\times {\mathrm{1779109}}^1$

素因数の和:1779120

約数の個数: 16

約数和(自身を含む): 160119900

約数和(自身を除く): 88955540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1779109, 3558218, 7116436, 8895545, 14232872, 17791090, 35582180, 71164360]

約数ペア:

[(1, 71164360), (2, 35582180), (4, 17791090), (5, 14232872), (8, 8895545), (10, 7116436), (20, 3558218), (40, 1779109)]