2080473808

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4289}}^1$

素因数の和:4436

約数の個数: 80

約数和(自身を含む): 4749338880

約数和(自身を除く): 2668865072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 71, 112, 122, 142, 244, 284, 427, 488, 497, 568, 854, 976, 994, 1136, 1708, 1988, 3416, 3976, 4289, 4331, 6832, 7952, 8578, 8662, 17156, 17324, 30023, 30317, 34312, 34648, 60046, 60634, 68624, 69296, 120092, 121268, 240184, 242536, 261629, 304519, 480368, 485072, 523258, 609038, 1046516, 1218076, 1831403, 2093032, 2131633, 2436152, 3662806, 4186064, 4263266, 4872304, 7325612, 8526532, 14651224, 17053064, 18575659, 29302448, 34106128, 37151318, 74302636, 130029613, 148605272, 260059226, 297210544, 520118452, 1040236904, 2080473808]

約数ペア:

[(1, 2080473808), (2, 1040236904), (4, 520118452), (7, 297210544), (8, 260059226), (14, 148605272), (16, 130029613), (28, 74302636), (56, 37151318), (61, 34106128), (71, 29302448), (112, 18575659), (122, 17053064), (142, 14651224), (244, 8526532), (284, 7325612), (427, 4872304), (488, 4263266), (497, 4186064), (568, 3662806), (854, 2436152), (976, 2131633), (994, 2093032), (1136, 1831403), (1708, 1218076), (1988, 1046516), (3416, 609038), (3976, 523258), (4289, 485072), (4331, 480368), (6832, 304519), (7952, 261629), (8578, 242536), (8662, 240184), (17156, 121268), (17324, 120092), (30023, 69296), (30317, 68624), (34312, 60634), (34648, 60046)]