1942500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 120

約数和(自身を含む): 6647872

約数和(自身を除く): 4705372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 125, 140, 148, 150, 175, 185, 210, 222, 250, 259, 300, 350, 370, 375, 420, 444, 500, 518, 525, 555, 625, 700, 740, 750, 777, 875, 925, 1036, 1050, 1110, 1250, 1295, 1500, 1554, 1750, 1850, 1875, 2100, 2220, 2500, 2590, 2625, 2775, 3108, 3500, 3700, 3750, 3885, 4375, 4625, 5180, 5250, 5550, 6475, 7500, 7770, 8750, 9250, 10500, 11100, 12950, 13125, 13875, 15540, 17500, 18500, 19425, 23125, 25900, 26250, 27750, 32375, 38850, 46250, 52500, 55500, 64750, 69375, 77700, 92500, 97125, 129500, 138750, 161875, 194250, 277500, 323750, 388500, 485625, 647500, 971250, 1942500]

約数ペア:

[(1, 1942500), (2, 971250), (3, 647500), (4, 485625), (5, 388500), (6, 323750), (7, 277500), (10, 194250), (12, 161875), (14, 138750), (15, 129500), (20, 97125), (21, 92500), (25, 77700), (28, 69375), (30, 64750), (35, 55500), (37, 52500), (42, 46250), (50, 38850), (60, 32375), (70, 27750), (74, 26250), (75, 25900), (84, 23125), (100, 19425), (105, 18500), (111, 17500), (125, 15540), (140, 13875), (148, 13125), (150, 12950), (175, 11100), (185, 10500), (210, 9250), (222, 8750), (250, 7770), (259, 7500), (300, 6475), (350, 5550), (370, 5250), (375, 5180), (420, 4625), (444, 4375), (500, 3885), (518, 3750), (525, 3700), (555, 3500), (625, 3108), (700, 2775), (740, 2625), (750, 2590), (777, 2500), (875, 2220), (925, 2100), (1036, 1875), (1050, 1850), (1110, 1750), (1250, 1554), (1295, 1500)]