4136740

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{521}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 8725752

約数和(自身を除く): 4589012

約数列:

[1, 2, 4, 5, 10, 20, 397, 521, 794, 1042, 1588, 1985, 2084, 2605, 3970, 5210, 7940, 10420, 206837, 413674, 827348, 1034185, 2068370, 4136740]

約数ペア:

[(1, 4136740), (2, 2068370), (4, 1034185), (5, 827348), (10, 413674), (20, 206837), (397, 10420), (521, 7940), (794, 5210), (1042, 3970), (1588, 2605), (1985, 2084)]