8732440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5077}}^1$

素因数の和:5131

約数の個数: 32

約数和(自身を含む): 20108880

約数和(自身を除く): 11376440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5077, 10154, 20308, 25385, 40616, 50770, 101540, 203080, 218311, 436622, 873244, 1091555, 1746488, 2183110, 4366220, 8732440]

約数ペア:

[(1, 8732440), (2, 4366220), (4, 2183110), (5, 1746488), (8, 1091555), (10, 873244), (20, 436622), (40, 218311), (43, 203080), (86, 101540), (172, 50770), (215, 40616), (344, 25385), (430, 20308), (860, 10154), (1720, 5077)]