20622000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{491}}^1$

素因数の和:524

約数の個数: 160

約数和(自身を含む): 76137984

約数和(自身を除く): 55515984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 491, 500, 525, 560, 600, 700, 750, 840, 875, 982, 1000, 1050, 1200, 1400, 1473, 1500, 1680, 1750, 1964, 2000, 2100, 2455, 2625, 2800, 2946, 3000, 3437, 3500, 3928, 4200, 4910, 5250, 5892, 6000, 6874, 7000, 7365, 7856, 8400, 9820, 10311, 10500, 11784, 12275, 13748, 14000, 14730, 17185, 19640, 20622, 21000, 23568, 24550, 27496, 29460, 34370, 36825, 39280, 41244, 42000, 49100, 51555, 54992, 58920, 61375, 68740, 73650, 82488, 85925, 98200, 103110, 117840, 122750, 137480, 147300, 164976, 171850, 184125, 196400, 206220, 245500, 257775, 274960, 294600, 343700, 368250, 412440, 429625, 491000, 515550, 589200, 687400, 736500, 824880, 859250, 982000, 1031100, 1288875, 1374800, 1473000, 1718500, 2062200, 2577750, 2946000, 3437000, 4124400, 5155500, 6874000, 10311000, 20622000]

約数ペア:

[(1, 20622000), (2, 10311000), (3, 6874000), (4, 5155500), (5, 4124400), (6, 3437000), (7, 2946000), (8, 2577750), (10, 2062200), (12, 1718500), (14, 1473000), (15, 1374800), (16, 1288875), (20, 1031100), (21, 982000), (24, 859250), (25, 824880), (28, 736500), (30, 687400), (35, 589200), (40, 515550), (42, 491000), (48, 429625), (50, 412440), (56, 368250), (60, 343700), (70, 294600), (75, 274960), (80, 257775), (84, 245500), (100, 206220), (105, 196400), (112, 184125), (120, 171850), (125, 164976), (140, 147300), (150, 137480), (168, 122750), (175, 117840), (200, 103110), (210, 98200), (240, 85925), (250, 82488), (280, 73650), (300, 68740), (336, 61375), (350, 58920), (375, 54992), (400, 51555), (420, 49100), (491, 42000), (500, 41244), (525, 39280), (560, 36825), (600, 34370), (700, 29460), (750, 27496), (840, 24550), (875, 23568), (982, 21000), (1000, 20622), (1050, 19640), (1200, 17185), (1400, 14730), (1473, 14000), (1500, 13748), (1680, 12275), (1750, 11784), (1964, 10500), (2000, 10311), (2100, 9820), (2455, 8400), (2625, 7856), (2800, 7365), (2946, 7000), (3000, 6874), (3437, 6000), (3500, 5892), (3928, 5250), (4200, 4910)]