80674040

素因数分解:

$2^3\times 5^1\times {\mathrm{2016851}}^1$

素因数の和:2016862

約数の個数: 16

約数和(自身を含む): 181516680

約数和(自身を除く): 100842640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2016851, 4033702, 8067404, 10084255, 16134808, 20168510, 40337020, 80674040]

約数ペア:

[(1, 80674040), (2, 40337020), (4, 20168510), (5, 16134808), (8, 10084255), (10, 8067404), (20, 4033702), (40, 2016851)]