66622780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{475877}}^1$

素因数の和:475893

約数の個数: 24

約数和(自身を含む): 159895008

約数和(自身を除く): 93272228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 475877, 951754, 1903508, 2379385, 3331139, 4758770, 6662278, 9517540, 13324556, 16655695, 33311390, 66622780]

約数ペア:

[(1, 66622780), (2, 33311390), (4, 16655695), (5, 13324556), (7, 9517540), (10, 6662278), (14, 4758770), (20, 3331139), (28, 2379385), (35, 1903508), (70, 951754), (140, 475877)]