8475812780

素因数分解:

$2^2\times 5^1\times {\mathrm{423790639}}^1$

素因数の和:423790648

約数の個数: 12

約数和(自身を含む): 17799206880

約数和(自身を除く): 9323394100

約数列:

[1, 2, 4, 5, 10, 20, 423790639, 847581278, 1695162556, 2118953195, 4237906390, 8475812780]

約数ペア:

[(1, 8475812780), (2, 4237906390), (4, 2118953195), (5, 1695162556), (10, 847581278), (20, 423790639)]