31982180

素因数分解:

$2^2\times 5^1\times {\mathrm{1599109}}^1$

素因数の和:1599118

約数の個数: 12

約数和(自身を含む): 67162620

約数和(自身を除く): 35180440

約数列:

[1, 2, 4, 5, 10, 20, 1599109, 3198218, 6396436, 7995545, 15991090, 31982180]

約数ペア:

[(1, 31982180), (2, 15991090), (4, 7995545), (5, 6396436), (10, 3198218), (20, 1599109)]