1302040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 3001680

約数和(自身を除く): 1699640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 757, 860, 1514, 1720, 3028, 3785, 6056, 7570, 15140, 30280, 32551, 65102, 130204, 162755, 260408, 325510, 651020, 1302040]

約数ペア:

[(1, 1302040), (2, 651020), (4, 325510), (5, 260408), (8, 162755), (10, 130204), (20, 65102), (40, 32551), (43, 30280), (86, 15140), (172, 7570), (215, 6056), (344, 3785), (430, 3028), (757, 1720), (860, 1514)]