248080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{443}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 660672

約数和(自身を除く): 412592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 443, 560, 886, 1772, 2215, 3101, 3544, 4430, 6202, 7088, 8860, 12404, 15505, 17720, 24808, 31010, 35440, 49616, 62020, 124040, 248080]

約数ペア:

[(1, 248080), (2, 124040), (4, 62020), (5, 49616), (7, 35440), (8, 31010), (10, 24808), (14, 17720), (16, 15505), (20, 12404), (28, 8860), (35, 7088), (40, 6202), (56, 4430), (70, 3544), (80, 3101), (112, 2215), (140, 1772), (280, 886), (443, 560)]