2558680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 5883840

約数和(自身を除く): 3325160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1361, 1880, 2722, 5444, 6805, 10888, 13610, 27220, 54440, 63967, 127934, 255868, 319835, 511736, 639670, 1279340, 2558680]

約数ペア:

[(1, 2558680), (2, 1279340), (4, 639670), (5, 511736), (8, 319835), (10, 255868), (20, 127934), (40, 63967), (47, 54440), (94, 27220), (188, 13610), (235, 10888), (376, 6805), (470, 5444), (940, 2722), (1361, 1880)]