10780000

素因数分解:

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

素因数の和:55

約数の個数: 180

約数和(自身を含む): 33654852

約数和(自身を除く): 22874852

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 160, 175, 176, 196, 200, 220, 224, 245, 250, 275, 280, 308, 350, 352, 385, 392, 400, 440, 490, 500, 539, 550, 560, 616, 625, 700, 770, 784, 800, 875, 880, 980, 1000, 1078, 1100, 1120, 1225, 1232, 1250, 1375, 1400, 1540, 1568, 1750, 1760, 1925, 1960, 2000, 2156, 2200, 2450, 2464, 2500, 2695, 2750, 2800, 3080, 3500, 3850, 3920, 4000, 4312, 4375, 4400, 4900, 5000, 5390, 5500, 5600, 6125, 6160, 6875, 7000, 7700, 7840, 8624, 8750, 8800, 9625, 9800, 10000, 10780, 11000, 12250, 12320, 13475, 13750, 14000, 15400, 17248, 17500, 19250, 19600, 20000, 21560, 22000, 24500, 26950, 27500, 28000, 30625, 30800, 35000, 38500, 39200, 43120, 44000, 48125, 49000, 53900, 55000, 61250, 61600, 67375, 70000, 77000, 86240, 96250, 98000, 107800, 110000, 122500, 134750, 140000, 154000, 192500, 196000, 215600, 220000, 245000, 269500, 308000, 336875, 385000, 431200, 490000, 539000, 673750, 770000, 980000, 1078000, 1347500, 1540000, 2156000, 2695000, 5390000, 10780000]

約数ペア:

[(1, 10780000), (2, 5390000), (4, 2695000), (5, 2156000), (7, 1540000), (8, 1347500), (10, 1078000), (11, 980000), (14, 770000), (16, 673750), (20, 539000), (22, 490000), (25, 431200), (28, 385000), (32, 336875), (35, 308000), (40, 269500), (44, 245000), (49, 220000), (50, 215600), (55, 196000), (56, 192500), (70, 154000), (77, 140000), (80, 134750), (88, 122500), (98, 110000), (100, 107800), (110, 98000), (112, 96250), (125, 86240), (140, 77000), (154, 70000), (160, 67375), (175, 61600), (176, 61250), (196, 55000), (200, 53900), (220, 49000), (224, 48125), (245, 44000), (250, 43120), (275, 39200), (280, 38500), (308, 35000), (350, 30800), (352, 30625), (385, 28000), (392, 27500), (400, 26950), (440, 24500), (490, 22000), (500, 21560), (539, 20000), (550, 19600), (560, 19250), (616, 17500), (625, 17248), (700, 15400), (770, 14000), (784, 13750), (800, 13475), (875, 12320), (880, 12250), (980, 11000), (1000, 10780), (1078, 10000), (1100, 9800), (1120, 9625), (1225, 8800), (1232, 8750), (1250, 8624), (1375, 7840), (1400, 7700), (1540, 7000), (1568, 6875), (1750, 6160), (1760, 6125), (1925, 5600), (1960, 5500), (2000, 5390), (2156, 5000), (2200, 4900), (2450, 4400), (2464, 4375), (2500, 4312), (2695, 4000), (2750, 3920), (2800, 3850), (3080, 3500)]