53331640

素因数分解:

$2^3\times 5^1\times {\mathrm{1333291}}^1$

素因数の和:1333302

約数の個数: 16

約数和(自身を含む): 119996280

約数和(自身を除く): 66664640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1333291, 2666582, 5333164, 6666455, 10666328, 13332910, 26665820, 53331640]

約数ペア:

[(1, 53331640), (2, 26665820), (4, 13332910), (5, 10666328), (8, 6666455), (10, 5333164), (20, 2666582), (40, 1333291)]