20135920360

素因数分解:

$2^3\times 5^1\times {\mathrm{503398009}}^1$

素因数の和:503398020

約数の個数: 16

約数和(自身を含む): 45305820900

約数和(自身を除く): 25169900540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503398009, 1006796018, 2013592036, 2516990045, 4027184072, 5033980090, 10067960180, 20135920360]

約数ペア:

[(1, 20135920360), (2, 10067960180), (4, 5033980090), (5, 4027184072), (8, 2516990045), (10, 2013592036), (20, 1006796018), (40, 503398009)]