851480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3041}}^1$

素因数の和:3059

約数の個数: 32

約数和(自身を含む): 2190240

約数和(自身を除く): 1338760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3041, 6082, 12164, 15205, 21287, 24328, 30410, 42574, 60820, 85148, 106435, 121640, 170296, 212870, 425740, 851480]

約数ペア:

[(1, 851480), (2, 425740), (4, 212870), (5, 170296), (7, 121640), (8, 106435), (10, 85148), (14, 60820), (20, 42574), (28, 30410), (35, 24328), (40, 21287), (56, 15205), (70, 12164), (140, 6082), (280, 3041)]