39581980

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6323}}^1$

素因数の和:6645

約数の個数: 24

約数和(自身を含む): 83400912

約数和(自身を除く): 43818932

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 6323, 12646, 25292, 31615, 63230, 126460, 1979099, 3958198, 7916396, 9895495, 19790990, 39581980]

約数ペア:

[(1, 39581980), (2, 19790990), (4, 9895495), (5, 7916396), (10, 3958198), (20, 1979099), (313, 126460), (626, 63230), (1252, 31615), (1565, 25292), (3130, 12646), (6260, 6323)]