4700000

素因数分解:

$2^5\times 5^5\times {\mathrm{47}}^1$

素因数の和:82

約数の個数: 72

約数和(自身を含む): 11811744

約数和(自身を除く): 7111744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 125, 160, 188, 200, 235, 250, 376, 400, 470, 500, 625, 752, 800, 940, 1000, 1175, 1250, 1504, 1880, 2000, 2350, 2500, 3125, 3760, 4000, 4700, 5000, 5875, 6250, 7520, 9400, 10000, 11750, 12500, 18800, 20000, 23500, 25000, 29375, 37600, 47000, 50000, 58750, 94000, 100000, 117500, 146875, 188000, 235000, 293750, 470000, 587500, 940000, 1175000, 2350000, 4700000]

約数ペア:

[(1, 4700000), (2, 2350000), (4, 1175000), (5, 940000), (8, 587500), (10, 470000), (16, 293750), (20, 235000), (25, 188000), (32, 146875), (40, 117500), (47, 100000), (50, 94000), (80, 58750), (94, 50000), (100, 47000), (125, 37600), (160, 29375), (188, 25000), (200, 23500), (235, 20000), (250, 18800), (376, 12500), (400, 11750), (470, 10000), (500, 9400), (625, 7520), (752, 6250), (800, 5875), (940, 5000), (1000, 4700), (1175, 4000), (1250, 3760), (1504, 3125), (1880, 2500), (2000, 2350)]