7678740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127979}}^1$

素因数の和:127991

約数の個数: 24

約数和(自身を含む): 21500640

約数和(自身を除く): 13821900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127979, 255958, 383937, 511916, 639895, 767874, 1279790, 1535748, 1919685, 2559580, 3839370, 7678740]

約数ペア:

[(1, 7678740), (2, 3839370), (3, 2559580), (4, 1919685), (5, 1535748), (6, 1279790), (10, 767874), (12, 639895), (15, 511916), (20, 383937), (30, 255958), (60, 127979)]