55662740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397591}}^1$

素因数の和:397607

約数の個数: 24

約数和(自身を含む): 133590912

約数和(自身を除く): 77928172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397591, 795182, 1590364, 1987955, 2783137, 3975910, 5566274, 7951820, 11132548, 13915685, 27831370, 55662740]

約数ペア:

[(1, 55662740), (2, 27831370), (4, 13915685), (5, 11132548), (7, 7951820), (10, 5566274), (14, 3975910), (20, 2783137), (28, 1987955), (35, 1590364), (70, 795182), (140, 397591)]