68316740

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{3851}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 143664192

約数和(自身を除く): 75347452

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 3851, 4435, 7702, 8870, 15404, 17740, 19255, 38510, 77020, 3415837, 6831674, 13663348, 17079185, 34158370, 68316740]

約数ペア:

[(1, 68316740), (2, 34158370), (4, 17079185), (5, 13663348), (10, 6831674), (20, 3415837), (887, 77020), (1774, 38510), (3548, 19255), (3851, 17740), (4435, 15404), (7702, 8870)]