2017019840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{2969}}^1$

素因数の和:3190

約数の個数: 112

約数和(自身を含む): 5268589920

約数和(自身を除く): 3251570080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 193, 220, 320, 352, 386, 440, 704, 772, 880, 965, 1544, 1760, 1930, 2123, 2969, 3088, 3520, 3860, 4246, 5938, 6176, 7720, 8492, 10615, 11876, 12352, 14845, 15440, 16984, 21230, 23752, 29690, 30880, 32659, 33968, 42460, 47504, 59380, 61760, 65318, 67936, 84920, 95008, 118760, 130636, 135872, 163295, 169840, 190016, 237520, 261272, 326590, 339680, 475040, 522544, 573017, 653180, 679360, 950080, 1045088, 1146034, 1306360, 2090176, 2292068, 2612720, 2865085, 4584136, 5225440, 5730170, 6303187, 9168272, 10450880, 11460340, 12606374, 18336544, 22920680, 25212748, 31515935, 36673088, 45841360, 50425496, 63031870, 91682720, 100850992, 126063740, 183365440, 201701984, 252127480, 403403968, 504254960, 1008509920, 2017019840]

約数ペア:

[(1, 2017019840), (2, 1008509920), (4, 504254960), (5, 403403968), (8, 252127480), (10, 201701984), (11, 183365440), (16, 126063740), (20, 100850992), (22, 91682720), (32, 63031870), (40, 50425496), (44, 45841360), (55, 36673088), (64, 31515935), (80, 25212748), (88, 22920680), (110, 18336544), (160, 12606374), (176, 11460340), (193, 10450880), (220, 9168272), (320, 6303187), (352, 5730170), (386, 5225440), (440, 4584136), (704, 2865085), (772, 2612720), (880, 2292068), (965, 2090176), (1544, 1306360), (1760, 1146034), (1930, 1045088), (2123, 950080), (2969, 679360), (3088, 653180), (3520, 573017), (3860, 522544), (4246, 475040), (5938, 339680), (6176, 326590), (7720, 261272), (8492, 237520), (10615, 190016), (11876, 169840), (12352, 163295), (14845, 135872), (15440, 130636), (16984, 118760), (21230, 95008), (23752, 84920), (29690, 67936), (30880, 65318), (32659, 61760), (33968, 59380), (42460, 47504)]