20089840280

素因数分解:

$2^3\times 5^1\times {\mathrm{502246007}}^1$

素因数の和:502246018

約数の個数: 16

約数和(自身を含む): 45202140720

約数和(自身を除く): 25112300440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502246007, 1004492014, 2008984028, 2511230035, 4017968056, 5022460070, 10044920140, 20089840280]

約数ペア:

[(1, 20089840280), (2, 10044920140), (4, 5022460070), (5, 4017968056), (8, 2511230035), (10, 2008984028), (20, 1004492014), (40, 502246007)]