20085055240

素因数分解:

$2^3\times 5^1\times {\mathrm{502126381}}^1$

素因数の和:502126392

約数の個数: 16

約数和(自身を含む): 45191374380

約数和(自身を除く): 25106319140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502126381, 1004252762, 2008505524, 2510631905, 4017011048, 5021263810, 10042527620, 20085055240]

約数ペア:

[(1, 20085055240), (2, 10042527620), (4, 5021263810), (5, 4017011048), (8, 2510631905), (10, 2008505524), (20, 1004252762), (40, 502126381)]