57181180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{408437}}^1$

素因数の和:408453

約数の個数: 24

約数和(自身を含む): 137235168

約数和(自身を除く): 80053988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 408437, 816874, 1633748, 2042185, 2859059, 4084370, 5718118, 8168740, 11436236, 14295295, 28590590, 57181180]

約数ペア:

[(1, 57181180), (2, 28590590), (4, 14295295), (5, 11436236), (7, 8168740), (10, 5718118), (14, 4084370), (20, 2859059), (28, 2042185), (35, 1633748), (70, 816874), (140, 408437)]