8444000

素因数分解:

$2^5\times 5^3\times {\mathrm{2111}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 20756736

約数和(自身を除く): 12312736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 2111, 4000, 4222, 8444, 10555, 16888, 21110, 33776, 42220, 52775, 67552, 84440, 105550, 168880, 211100, 263875, 337760, 422200, 527750, 844400, 1055500, 1688800, 2111000, 4222000, 8444000]

約数ペア:

[(1, 8444000), (2, 4222000), (4, 2111000), (5, 1688800), (8, 1055500), (10, 844400), (16, 527750), (20, 422200), (25, 337760), (32, 263875), (40, 211100), (50, 168880), (80, 105550), (100, 84440), (125, 67552), (160, 52775), (200, 42220), (250, 33776), (400, 21110), (500, 16888), (800, 10555), (1000, 8444), (2000, 4222), (2111, 4000)]