39421240

素因数分解:

$2^3\times 5^1\times {\mathrm{985531}}^1$

素因数の和:985542

約数の個数: 16

約数和(自身を含む): 88697880

約数和(自身を除く): 49276640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 985531, 1971062, 3942124, 4927655, 7884248, 9855310, 19710620, 39421240]

約数ペア:

[(1, 39421240), (2, 19710620), (4, 9855310), (5, 7884248), (8, 4927655), (10, 3942124), (20, 1971062), (40, 985531)]