636352780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4545377}}^1$

素因数の和:4545393

約数の個数: 24

約数和(自身を含む): 1527247008

約数和(自身を除く): 890894228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4545377, 9090754, 18181508, 22726885, 31817639, 45453770, 63635278, 90907540, 127270556, 159088195, 318176390, 636352780]

約数ペア:

[(1, 636352780), (2, 318176390), (4, 159088195), (5, 127270556), (7, 90907540), (10, 63635278), (14, 45453770), (20, 31817639), (28, 22726885), (35, 18181508), (70, 9090754), (140, 4545377)]