40308980

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4591}}^1$

素因数の和:5039

約数の個数: 24

約数和(自身を含む): 84860160

約数和(自身を除く): 44551180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 4591, 8780, 9182, 18364, 22955, 45910, 91820, 2015449, 4030898, 8061796, 10077245, 20154490, 40308980]

約数ペア:

[(1, 40308980), (2, 20154490), (4, 10077245), (5, 8061796), (10, 4030898), (20, 2015449), (439, 91820), (878, 45910), (1756, 22955), (2195, 18364), (4390, 9182), (4591, 8780)]