240331580

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{7649}}^1$

素因数の和:9229

約数の個数: 24

約数和(自身を含む): 505083600

約数和(自身を除く): 264752020

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 6284, 7649, 7855, 15298, 15710, 30596, 31420, 38245, 76490, 152980, 12016579, 24033158, 48066316, 60082895, 120165790, 240331580]

約数ペア:

[(1, 240331580), (2, 120165790), (4, 60082895), (5, 48066316), (10, 24033158), (20, 12016579), (1571, 152980), (3142, 76490), (6284, 38245), (7649, 31420), (7855, 30596), (15298, 15710)]