9887000

素因数分解:

$2^3\times 5^3\times {\mathrm{9887}}^1$

素因数の和:9908

約数の個数: 32

約数和(自身を含む): 23137920

約数和(自身を除く): 13250920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 9887, 19774, 39548, 49435, 79096, 98870, 197740, 247175, 395480, 494350, 988700, 1235875, 1977400, 2471750, 4943500, 9887000]

約数ペア:

[(1, 9887000), (2, 4943500), (4, 2471750), (5, 1977400), (8, 1235875), (10, 988700), (20, 494350), (25, 395480), (40, 247175), (50, 197740), (100, 98870), (125, 79096), (200, 49435), (250, 39548), (500, 19774), (1000, 9887)]