54140660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{386719}}^1$

素因数の和:386735

約数の個数: 24

約数和(自身を含む): 129937920

約数和(自身を除く): 75797260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 386719, 773438, 1546876, 1933595, 2707033, 3867190, 5414066, 7734380, 10828132, 13535165, 27070330, 54140660]

約数ペア:

[(1, 54140660), (2, 27070330), (4, 13535165), (5, 10828132), (7, 7734380), (10, 5414066), (14, 3867190), (20, 2707033), (28, 1933595), (35, 1546876), (70, 773438), (140, 386719)]