804528680

素因数分解:

$2^3\times 5^1\times {\mathrm{20113217}}^1$

素因数の和:20113228

約数の個数: 16

約数和(自身を含む): 1810189620

約数和(自身を除く): 1005660940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20113217, 40226434, 80452868, 100566085, 160905736, 201132170, 402264340, 804528680]

約数ペア:

[(1, 804528680), (2, 402264340), (4, 201132170), (5, 160905736), (8, 100566085), (10, 80452868), (20, 40226434), (40, 20113217)]