6648740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47491}}^1$

素因数の和:47507

約数の個数: 24

約数和(自身を含む): 15957312

約数和(自身を除く): 9308572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 47491, 94982, 189964, 237455, 332437, 474910, 664874, 949820, 1329748, 1662185, 3324370, 6648740]

約数ペア:

[(1, 6648740), (2, 3324370), (4, 1662185), (5, 1329748), (7, 949820), (10, 664874), (14, 474910), (20, 332437), (28, 237455), (35, 189964), (70, 94982), (140, 47491)]