13297480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47491}}^1$

素因数の和:47509

約数の個数: 32

約数和(自身を含む): 34194240

約数和(自身を除く): 20896760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 47491, 94982, 189964, 237455, 332437, 379928, 474910, 664874, 949820, 1329748, 1662185, 1899640, 2659496, 3324370, 6648740, 13297480]

約数ペア:

[(1, 13297480), (2, 6648740), (4, 3324370), (5, 2659496), (7, 1899640), (8, 1662185), (10, 1329748), (14, 949820), (20, 664874), (28, 474910), (35, 379928), (40, 332437), (56, 237455), (70, 189964), (140, 94982), (280, 47491)]