8689240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31033}}^1$

素因数の和:31051

約数の個数: 32

約数和(自身を含む): 22344480

約数和(自身を除く): 13655240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31033, 62066, 124132, 155165, 217231, 248264, 310330, 434462, 620660, 868924, 1086155, 1241320, 1737848, 2172310, 4344620, 8689240]

約数ペア:

[(1, 8689240), (2, 4344620), (4, 2172310), (5, 1737848), (7, 1241320), (8, 1086155), (10, 868924), (14, 620660), (20, 434462), (28, 310330), (35, 248264), (40, 217231), (56, 155165), (70, 124132), (140, 62066), (280, 31033)]