1078000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{11}}^1$

素因数の和:48

約数の個数: 120

約数和(自身を含む): 3307824

約数和(自身を除く): 2229824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 175, 176, 196, 200, 220, 245, 250, 275, 280, 308, 350, 385, 392, 400, 440, 490, 500, 539, 550, 560, 616, 700, 770, 784, 875, 880, 980, 1000, 1078, 1100, 1225, 1232, 1375, 1400, 1540, 1750, 1925, 1960, 2000, 2156, 2200, 2450, 2695, 2750, 2800, 3080, 3500, 3850, 3920, 4312, 4400, 4900, 5390, 5500, 6125, 6160, 7000, 7700, 8624, 9625, 9800, 10780, 11000, 12250, 13475, 14000, 15400, 19250, 19600, 21560, 22000, 24500, 26950, 30800, 38500, 43120, 49000, 53900, 67375, 77000, 98000, 107800, 134750, 154000, 215600, 269500, 539000, 1078000]

約数ペア:

[(1, 1078000), (2, 539000), (4, 269500), (5, 215600), (7, 154000), (8, 134750), (10, 107800), (11, 98000), (14, 77000), (16, 67375), (20, 53900), (22, 49000), (25, 43120), (28, 38500), (35, 30800), (40, 26950), (44, 24500), (49, 22000), (50, 21560), (55, 19600), (56, 19250), (70, 15400), (77, 14000), (80, 13475), (88, 12250), (98, 11000), (100, 10780), (110, 9800), (112, 9625), (125, 8624), (140, 7700), (154, 7000), (175, 6160), (176, 6125), (196, 5500), (200, 5390), (220, 4900), (245, 4400), (250, 4312), (275, 3920), (280, 3850), (308, 3500), (350, 3080), (385, 2800), (392, 2750), (400, 2695), (440, 2450), (490, 2200), (500, 2156), (539, 2000), (550, 1960), (560, 1925), (616, 1750), (700, 1540), (770, 1400), (784, 1375), (875, 1232), (880, 1225), (980, 1100), (1000, 1078)]