12248740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87491}}^1$

素因数の和:87507

約数の個数: 24

約数和(自身を含む): 29397312

約数和(自身を除く): 17148572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87491, 174982, 349964, 437455, 612437, 874910, 1224874, 1749820, 2449748, 3062185, 6124370, 12248740]

約数ペア:

[(1, 12248740), (2, 6124370), (4, 3062185), (5, 2449748), (7, 1749820), (10, 1224874), (14, 874910), (20, 612437), (28, 437455), (35, 349964), (70, 174982), (140, 87491)]