66630620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{475933}}^1$

素因数の和:475949

約数の個数: 24

約数和(自身を含む): 159913824

約数和(自身を除く): 93283204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 475933, 951866, 1903732, 2379665, 3331531, 4759330, 6663062, 9518660, 13326124, 16657655, 33315310, 66630620]

約数ペア:

[(1, 66630620), (2, 33315310), (4, 16657655), (5, 13326124), (7, 9518660), (10, 6663062), (14, 4759330), (20, 3331531), (28, 2379665), (35, 1903732), (70, 951866), (140, 475933)]