40901240

素因数分解:

$2^3\times 5^1\times {\mathrm{1022531}}^1$

素因数の和:1022542

約数の個数: 16

約数和(自身を含む): 92027880

約数和(自身を除く): 51126640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1022531, 2045062, 4090124, 5112655, 8180248, 10225310, 20450620, 40901240]

約数ペア:

[(1, 40901240), (2, 20450620), (4, 10225310), (5, 8180248), (8, 5112655), (10, 4090124), (20, 2045062), (40, 1022531)]