81622660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{583019}}^1$

素因数の和:583035

約数の個数: 24

約数和(自身を含む): 195894720

約数和(自身を除く): 114272060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 583019, 1166038, 2332076, 2915095, 4081133, 5830190, 8162266, 11660380, 16324532, 20405665, 40811330, 81622660]

約数ペア:

[(1, 81622660), (2, 40811330), (4, 20405665), (5, 16324532), (7, 11660380), (10, 8162266), (14, 5830190), (20, 4081133), (28, 2915095), (35, 2332076), (70, 1166038), (140, 583019)]