2019021840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{254927}}^1$

素因数の和:254957

約数の個数: 120

約数和(自身を含む): 7396990848

約数和(自身を除く): 5377969008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 254927, 509854, 764781, 1019708, 1274635, 1529562, 2039416, 2294343, 2549270, 2804197, 3059124, 3823905, 4078832, 4588686, 5098540, 5608394, 6118248, 7647810, 8412591, 9177372, 10197080, 11216788, 11471715, 12236496, 14020985, 15295620, 16825182, 18354744, 20394160, 22433576, 22943430, 25237773, 28041970, 30591240, 33650364, 36709488, 42062955, 44867152, 45886860, 50475546, 56083940, 61182480, 67300728, 84125910, 91773720, 100951092, 112167880, 126188865, 134601456, 168251820, 183547440, 201902184, 224335760, 252377730, 336503640, 403804368, 504755460, 673007280, 1009510920, 2019021840]

約数ペア:

[(1, 2019021840), (2, 1009510920), (3, 673007280), (4, 504755460), (5, 403804368), (6, 336503640), (8, 252377730), (9, 224335760), (10, 201902184), (11, 183547440), (12, 168251820), (15, 134601456), (16, 126188865), (18, 112167880), (20, 100951092), (22, 91773720), (24, 84125910), (30, 67300728), (33, 61182480), (36, 56083940), (40, 50475546), (44, 45886860), (45, 44867152), (48, 42062955), (55, 36709488), (60, 33650364), (66, 30591240), (72, 28041970), (80, 25237773), (88, 22943430), (90, 22433576), (99, 20394160), (110, 18354744), (120, 16825182), (132, 15295620), (144, 14020985), (165, 12236496), (176, 11471715), (180, 11216788), (198, 10197080), (220, 9177372), (240, 8412591), (264, 7647810), (330, 6118248), (360, 5608394), (396, 5098540), (440, 4588686), (495, 4078832), (528, 3823905), (660, 3059124), (720, 2804197), (792, 2549270), (880, 2294343), (990, 2039416), (1320, 1529562), (1584, 1274635), (1980, 1019708), (2640, 764781), (3960, 509854), (7920, 254927)]