20025850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30809}}^1$

素因数の和:30834

約数の個数: 24

約数和(自身を含む): 40114620

約数和(自身を除く): 20088770

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 30809, 61618, 154045, 308090, 400517, 770225, 801034, 1540450, 2002585, 4005170, 10012925, 20025850]

約数ペア:

[(1, 20025850), (2, 10012925), (5, 4005170), (10, 2002585), (13, 1540450), (25, 801034), (26, 770225), (50, 400517), (65, 308090), (130, 154045), (325, 61618), (650, 30809)]