20176028680

素因数分解:

$2^3\times 5^1\times {\mathrm{504400717}}^1$

素因数の和:504400728

約数の個数: 16

約数和(自身を含む): 45396064620

約数和(自身を除く): 25220035940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504400717, 1008801434, 2017602868, 2522003585, 4035205736, 5044007170, 10088014340, 20176028680]

約数ペア:

[(1, 20176028680), (2, 10088014340), (4, 5044007170), (5, 4035205736), (8, 2522003585), (10, 2017602868), (20, 1008801434), (40, 504400717)]