804935420

素因数分解:

$2^2\times 5^1\times {\mathrm{40246771}}^1$

素因数の和:40246780

約数の個数: 12

約数和(自身を含む): 1690364424

約数和(自身を除く): 885429004

約数列:

[1, 2, 4, 5, 10, 20, 40246771, 80493542, 160987084, 201233855, 402467710, 804935420]

約数ペア:

[(1, 804935420), (2, 402467710), (4, 201233855), (5, 160987084), (10, 80493542), (20, 40246771)]