1540000

素因数分解:

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

素因数の和:48

約数の個数: 120

約数和(自身を含む): 4723488

約数和(自身を除く): 3183488

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 160, 175, 176, 200, 220, 224, 250, 275, 280, 308, 350, 352, 385, 400, 440, 500, 550, 560, 616, 625, 700, 770, 800, 875, 880, 1000, 1100, 1120, 1232, 1250, 1375, 1400, 1540, 1750, 1760, 1925, 2000, 2200, 2464, 2500, 2750, 2800, 3080, 3500, 3850, 4000, 4375, 4400, 5000, 5500, 5600, 6160, 6875, 7000, 7700, 8750, 8800, 9625, 10000, 11000, 12320, 13750, 14000, 15400, 17500, 19250, 20000, 22000, 27500, 28000, 30800, 35000, 38500, 44000, 48125, 55000, 61600, 70000, 77000, 96250, 110000, 140000, 154000, 192500, 220000, 308000, 385000, 770000, 1540000]

約数ペア:

[(1, 1540000), (2, 770000), (4, 385000), (5, 308000), (7, 220000), (8, 192500), (10, 154000), (11, 140000), (14, 110000), (16, 96250), (20, 77000), (22, 70000), (25, 61600), (28, 55000), (32, 48125), (35, 44000), (40, 38500), (44, 35000), (50, 30800), (55, 28000), (56, 27500), (70, 22000), (77, 20000), (80, 19250), (88, 17500), (100, 15400), (110, 14000), (112, 13750), (125, 12320), (140, 11000), (154, 10000), (160, 9625), (175, 8800), (176, 8750), (200, 7700), (220, 7000), (224, 6875), (250, 6160), (275, 5600), (280, 5500), (308, 5000), (350, 4400), (352, 4375), (385, 4000), (400, 3850), (440, 3500), (500, 3080), (550, 2800), (560, 2750), (616, 2500), (625, 2464), (700, 2200), (770, 2000), (800, 1925), (875, 1760), (880, 1750), (1000, 1540), (1100, 1400), (1120, 1375), (1232, 1250)]