9886000

素因数分解:

$2^4\times 5^3\times {\mathrm{4943}}^1$

素因数の和:4966

約数の個数: 40

約数和(自身を含む): 23909184

約数和(自身を除く): 14023184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4943, 9886, 19772, 24715, 39544, 49430, 79088, 98860, 123575, 197720, 247150, 395440, 494300, 617875, 988600, 1235750, 1977200, 2471500, 4943000, 9886000]

約数ペア:

[(1, 9886000), (2, 4943000), (4, 2471500), (5, 1977200), (8, 1235750), (10, 988600), (16, 617875), (20, 494300), (25, 395440), (40, 247150), (50, 197720), (80, 123575), (100, 98860), (125, 79088), (200, 49430), (250, 39544), (400, 24715), (500, 19772), (1000, 9886), (2000, 4943)]