2017201120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 5519404800

約数和(自身を除く): 3502203680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 179, 190, 209, 220, 304, 337, 352, 358, 380, 418, 440, 608, 674, 716, 760, 836, 880, 895, 1045, 1348, 1432, 1520, 1672, 1685, 1760, 1790, 1969, 2090, 2696, 2864, 3040, 3344, 3370, 3401, 3580, 3707, 3938, 4180, 5392, 5728, 6403, 6688, 6740, 6802, 7160, 7414, 7876, 8360, 9845, 10784, 12806, 13480, 13604, 14320, 14828, 15752, 16720, 17005, 18535, 19690, 25612, 26960, 27208, 28640, 29656, 31504, 32015, 33440, 34010, 37070, 37411, 39380, 51224, 53920, 54416, 59312, 60323, 63008, 64030, 68020, 70433, 74140, 74822, 78760, 102448, 108832, 118624, 120646, 128060, 136040, 140866, 148280, 149644, 157520, 187055, 204896, 241292, 256120, 272080, 281732, 296560, 299288, 301615, 315040, 352165, 374110, 482584, 512240, 544160, 563464, 593120, 598576, 603230, 663553, 704330, 748220, 965168, 1024480, 1126928, 1146137, 1197152, 1206460, 1327106, 1408660, 1496440, 1930336, 2253856, 2292274, 2412920, 2654212, 2817320, 2992880, 3317765, 4584548, 4825840, 5308424, 5634640, 5730685, 5985760, 6635530, 9169096, 9651680, 10616848, 11269280, 11461370, 12607507, 13271060, 18338192, 21233696, 22922740, 25215014, 26542120, 36676384, 45845480, 50430028, 53084240, 63037535, 91690960, 100860056, 106168480, 126075070, 183381920, 201720112, 252150140, 403440224, 504300280, 1008600560, 2017201120]

約数ペア:

[(1, 2017201120), (2, 1008600560), (4, 504300280), (5, 403440224), (8, 252150140), (10, 201720112), (11, 183381920), (16, 126075070), (19, 106168480), (20, 100860056), (22, 91690960), (32, 63037535), (38, 53084240), (40, 50430028), (44, 45845480), (55, 36676384), (76, 26542120), (80, 25215014), (88, 22922740), (95, 21233696), (110, 18338192), (152, 13271060), (160, 12607507), (176, 11461370), (179, 11269280), (190, 10616848), (209, 9651680), (220, 9169096), (304, 6635530), (337, 5985760), (352, 5730685), (358, 5634640), (380, 5308424), (418, 4825840), (440, 4584548), (608, 3317765), (674, 2992880), (716, 2817320), (760, 2654212), (836, 2412920), (880, 2292274), (895, 2253856), (1045, 1930336), (1348, 1496440), (1432, 1408660), (1520, 1327106), (1672, 1206460), (1685, 1197152), (1760, 1146137), (1790, 1126928), (1969, 1024480), (2090, 965168), (2696, 748220), (2864, 704330), (3040, 663553), (3344, 603230), (3370, 598576), (3401, 593120), (3580, 563464), (3707, 544160), (3938, 512240), (4180, 482584), (5392, 374110), (5728, 352165), (6403, 315040), (6688, 301615), (6740, 299288), (6802, 296560), (7160, 281732), (7414, 272080), (7876, 256120), (8360, 241292), (9845, 204896), (10784, 187055), (12806, 157520), (13480, 149644), (13604, 148280), (14320, 140866), (14828, 136040), (15752, 128060), (16720, 120646), (17005, 118624), (18535, 108832), (19690, 102448), (25612, 78760), (26960, 74822), (27208, 74140), (28640, 70433), (29656, 68020), (31504, 64030), (32015, 63008), (33440, 60323), (34010, 59312), (37070, 54416), (37411, 53920), (39380, 51224)]