40115660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154291}}^1$

素因数の和:154313

約数の個数: 24

約数和(自身を含む): 90723696

約数和(自身を除く): 50608036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 154291, 308582, 617164, 771455, 1542910, 2005783, 3085820, 4011566, 8023132, 10028915, 20057830, 40115660]

約数ペア:

[(1, 40115660), (2, 20057830), (4, 10028915), (5, 8023132), (10, 4011566), (13, 3085820), (20, 2005783), (26, 1542910), (52, 771455), (65, 617164), (130, 308582), (260, 154291)]