281433740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2010241}}^1$

素因数の和:2010257

約数の個数: 24

約数和(自身を含む): 675441312

約数和(自身を除く): 394007572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2010241, 4020482, 8040964, 10051205, 14071687, 20102410, 28143374, 40204820, 56286748, 70358435, 140716870, 281433740]

約数ペア:

[(1, 281433740), (2, 140716870), (4, 70358435), (5, 56286748), (7, 40204820), (10, 28143374), (14, 20102410), (20, 14071687), (28, 10051205), (35, 8040964), (70, 4020482), (140, 2010241)]