2018978280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509843}}^1$

素因数の和:509871

約数の個数: 96

約数和(自身を含む): 7158209760

約数和(自身を除く): 5139231480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 509843, 1019686, 1529529, 2039372, 2549215, 3059058, 4078744, 4588587, 5098430, 5608273, 6118116, 7647645, 9177174, 10196860, 11216546, 12236232, 15295290, 16824819, 18354348, 20393720, 22433092, 22942935, 28041365, 30590580, 33649638, 36708696, 44866184, 45885870, 50474457, 56082730, 61181160, 67299276, 84124095, 91771740, 100948914, 112165460, 134598552, 168248190, 183543480, 201897828, 224330920, 252372285, 336496380, 403795656, 504744570, 672992760, 1009489140, 2018978280]

約数ペア:

[(1, 2018978280), (2, 1009489140), (3, 672992760), (4, 504744570), (5, 403795656), (6, 336496380), (8, 252372285), (9, 224330920), (10, 201897828), (11, 183543480), (12, 168248190), (15, 134598552), (18, 112165460), (20, 100948914), (22, 91771740), (24, 84124095), (30, 67299276), (33, 61181160), (36, 56082730), (40, 50474457), (44, 45885870), (45, 44866184), (55, 36708696), (60, 33649638), (66, 30590580), (72, 28041365), (88, 22942935), (90, 22433092), (99, 20393720), (110, 18354348), (120, 16824819), (132, 15295290), (165, 12236232), (180, 11216546), (198, 10196860), (220, 9177174), (264, 7647645), (330, 6118116), (360, 5608273), (396, 5098430), (440, 4588587), (495, 4078744), (660, 3059058), (792, 2549215), (990, 2039372), (1320, 1529529), (1980, 1019686), (3960, 509843)]