20101048840

素因数分解:

$2^3\times 5^1\times {\mathrm{502526221}}^1$

素因数の和:502526232

約数の個数: 16

約数和(自身を含む): 45227359980

約数和(自身を除く): 25126311140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502526221, 1005052442, 2010104884, 2512631105, 4020209768, 5025262210, 10050524420, 20101048840]

約数ペア:

[(1, 20101048840), (2, 10050524420), (4, 5025262210), (5, 4020209768), (8, 2512631105), (10, 2010104884), (20, 1005052442), (40, 502526221)]