20025676160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:641

約数の個数: 256

約数和(自身を含む): 56049408000

約数和(自身を除く): 36023731840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 128, 140, 160, 224, 236, 239, 280, 295, 317, 320, 413, 448, 472, 478, 560, 590, 634, 640, 826, 896, 944, 956, 1120, 1180, 1195, 1268, 1585, 1652, 1673, 1888, 1912, 2065, 2219, 2240, 2360, 2390, 2536, 3170, 3304, 3346, 3776, 3824, 4130, 4438, 4480, 4720, 4780, 5072, 6340, 6608, 6692, 7552, 7648, 8260, 8365, 8876, 9440, 9560, 10144, 11095, 12680, 13216, 13384, 14101, 15296, 16520, 16730, 17752, 18703, 18880, 19120, 20288, 22190, 25360, 26432, 26768, 28202, 30592, 33040, 33460, 35504, 37406, 37760, 38240, 40576, 44380, 50720, 52864, 53536, 56404, 66080, 66920, 70505, 71008, 74812, 75763, 76480, 88760, 93515, 98707, 101440, 107072, 112808, 130921, 132160, 133840, 141010, 142016, 149624, 151526, 152960, 177520, 187030, 197414, 202880, 214144, 225616, 261842, 264320, 267680, 282020, 284032, 299248, 303052, 355040, 374060, 378815, 394828, 451232, 493535, 523684, 530341, 535360, 564040, 598496, 606104, 654605, 710080, 748120, 757630, 789656, 902464, 987070, 1047368, 1060682, 1070720, 1128080, 1196992, 1212208, 1309210, 1420160, 1496240, 1515260, 1579312, 1804928, 1974140, 2094736, 2121364, 2256160, 2393984, 2424416, 2618420, 2651705, 2992480, 3030520, 3158624, 3948280, 4189472, 4242728, 4470017, 4512320, 4848832, 5236840, 5303410, 5984960, 6061040, 6317248, 7896560, 8378944, 8485456, 8940034, 9024640, 9697664, 10473680, 10606820, 11969920, 12122080, 12634496, 15793120, 16757888, 16970912, 17880068, 20947360, 21213640, 22350085, 24244160, 31290119, 31586240, 33941824, 35760136, 41894720, 42427280, 44700170, 48488320, 62580238, 63172480, 67883648, 71520272, 83789440, 84854560, 89400340, 125160476, 143040544, 156450595, 169709120, 178800680, 250320952, 286081088, 312901190, 339418240, 357601360, 500641904, 572162176, 625802380, 715202720, 1001283808, 1251604760, 1430405440, 2002567616, 2503209520, 2860810880, 4005135232, 5006419040, 10012838080, 20025676160]

約数ペア:

[(1, 20025676160), (2, 10012838080), (4, 5006419040), (5, 4005135232), (7, 2860810880), (8, 2503209520), (10, 2002567616), (14, 1430405440), (16, 1251604760), (20, 1001283808), (28, 715202720), (32, 625802380), (35, 572162176), (40, 500641904), (56, 357601360), (59, 339418240), (64, 312901190), (70, 286081088), (80, 250320952), (112, 178800680), (118, 169709120), (128, 156450595), (140, 143040544), (160, 125160476), (224, 89400340), (236, 84854560), (239, 83789440), (280, 71520272), (295, 67883648), (317, 63172480), (320, 62580238), (413, 48488320), (448, 44700170), (472, 42427280), (478, 41894720), (560, 35760136), (590, 33941824), (634, 31586240), (640, 31290119), (826, 24244160), (896, 22350085), (944, 21213640), (956, 20947360), (1120, 17880068), (1180, 16970912), (1195, 16757888), (1268, 15793120), (1585, 12634496), (1652, 12122080), (1673, 11969920), (1888, 10606820), (1912, 10473680), (2065, 9697664), (2219, 9024640), (2240, 8940034), (2360, 8485456), (2390, 8378944), (2536, 7896560), (3170, 6317248), (3304, 6061040), (3346, 5984960), (3776, 5303410), (3824, 5236840), (4130, 4848832), (4438, 4512320), (4480, 4470017), (4720, 4242728), (4780, 4189472), (5072, 3948280), (6340, 3158624), (6608, 3030520), (6692, 2992480), (7552, 2651705), (7648, 2618420), (8260, 2424416), (8365, 2393984), (8876, 2256160), (9440, 2121364), (9560, 2094736), (10144, 1974140), (11095, 1804928), (12680, 1579312), (13216, 1515260), (13384, 1496240), (14101, 1420160), (15296, 1309210), (16520, 1212208), (16730, 1196992), (17752, 1128080), (18703, 1070720), (18880, 1060682), (19120, 1047368), (20288, 987070), (22190, 902464), (25360, 789656), (26432, 757630), (26768, 748120), (28202, 710080), (30592, 654605), (33040, 606104), (33460, 598496), (35504, 564040), (37406, 535360), (37760, 530341), (38240, 523684), (40576, 493535), (44380, 451232), (50720, 394828), (52864, 378815), (53536, 374060), (56404, 355040), (66080, 303052), (66920, 299248), (70505, 284032), (71008, 282020), (74812, 267680), (75763, 264320), (76480, 261842), (88760, 225616), (93515, 214144), (98707, 202880), (101440, 197414), (107072, 187030), (112808, 177520), (130921, 152960), (132160, 151526), (133840, 149624), (141010, 142016)]