66953740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{478241}}^1$

素因数の和:478257

約数の個数: 24

約数和(自身を含む): 160689312

約数和(自身を除く): 93735572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 478241, 956482, 1912964, 2391205, 3347687, 4782410, 6695374, 9564820, 13390748, 16738435, 33476870, 66953740]

約数ペア:

[(1, 66953740), (2, 33476870), (4, 16738435), (5, 13390748), (7, 9564820), (10, 6695374), (14, 4782410), (20, 3347687), (28, 2391205), (35, 1912964), (70, 956482), (140, 478241)]