89293660

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{20021}}^1$

素因数の和:20253

約数の個数: 24

約数和(自身を含む): 188366976

約数和(自身を除く): 99073316

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 20021, 40042, 80084, 100105, 200210, 400420, 4464683, 8929366, 17858732, 22323415, 44646830, 89293660]

約数ペア:

[(1, 89293660), (2, 44646830), (4, 22323415), (5, 17858732), (10, 8929366), (20, 4464683), (223, 400420), (446, 200210), (892, 100105), (1115, 80084), (2230, 40042), (4460, 20021)]