57891640

素因数分解:

$2^3\times 5^1\times {\mathrm{1447291}}^1$

素因数の和:1447302

約数の個数: 16

約数和(自身を含む): 130256280

約数和(自身を除く): 72364640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447291, 2894582, 5789164, 7236455, 11578328, 14472910, 28945820, 57891640]

約数ペア:

[(1, 57891640), (2, 28945820), (4, 14472910), (5, 11578328), (8, 7236455), (10, 5789164), (20, 2894582), (40, 1447291)]