804421820

素因数分解:

$2^2\times 5^1\times {\mathrm{6571}}^1\times {\mathrm{6121}}^1$

素因数の和:12701

約数の個数: 24

約数和(自身を含む): 1689818928

約数和(自身を除く): 885397108

約数列:

[1, 2, 4, 5, 10, 20, 6121, 6571, 12242, 13142, 24484, 26284, 30605, 32855, 61210, 65710, 122420, 131420, 40221091, 80442182, 160884364, 201105455, 402210910, 804421820]

約数ペア:

[(1, 804421820), (2, 402210910), (4, 201105455), (5, 160884364), (10, 80442182), (20, 40221091), (6121, 131420), (6571, 122420), (12242, 65710), (13142, 61210), (24484, 32855), (26284, 30605)]