1896200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 4650000

約数和(自身を除く): 2753800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 499, 760, 950, 998, 1900, 1996, 2495, 3800, 3992, 4990, 9481, 9980, 12475, 18962, 19960, 24950, 37924, 47405, 49900, 75848, 94810, 99800, 189620, 237025, 379240, 474050, 948100, 1896200]

約数ペア:

[(1, 1896200), (2, 948100), (4, 474050), (5, 379240), (8, 237025), (10, 189620), (19, 99800), (20, 94810), (25, 75848), (38, 49900), (40, 47405), (50, 37924), (76, 24950), (95, 19960), (100, 18962), (152, 12475), (190, 9980), (200, 9481), (380, 4990), (475, 3992), (499, 3800), (760, 2495), (950, 1996), (998, 1900)]