1878763840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{11909}}^1$

素因数の和:11972

約数の個数: 112

約数和(自身を含む): 4900726800

約数和(自身を除く): 3021962960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 680, 928, 986, 1088, 1160, 1360, 1856, 1972, 2320, 2465, 2720, 3944, 4640, 4930, 5440, 7888, 9280, 9860, 11909, 15776, 19720, 23818, 31552, 39440, 47636, 59545, 78880, 95272, 119090, 157760, 190544, 202453, 238180, 345361, 381088, 404906, 476360, 690722, 762176, 809812, 952720, 1012265, 1381444, 1619624, 1726805, 1905440, 2024530, 2762888, 3239248, 3453610, 3810880, 4049060, 5525776, 5871137, 6478496, 6907220, 8098120, 11051552, 11742274, 12956992, 13814440, 16196240, 22103104, 23484548, 27628880, 29355685, 32392480, 46969096, 55257760, 58711370, 64784960, 93938192, 110515520, 117422740, 187876384, 234845480, 375752768, 469690960, 939381920, 1878763840]

約数ペア:

[(1, 1878763840), (2, 939381920), (4, 469690960), (5, 375752768), (8, 234845480), (10, 187876384), (16, 117422740), (17, 110515520), (20, 93938192), (29, 64784960), (32, 58711370), (34, 55257760), (40, 46969096), (58, 32392480), (64, 29355685), (68, 27628880), (80, 23484548), (85, 22103104), (116, 16196240), (136, 13814440), (145, 12956992), (160, 11742274), (170, 11051552), (232, 8098120), (272, 6907220), (290, 6478496), (320, 5871137), (340, 5525776), (464, 4049060), (493, 3810880), (544, 3453610), (580, 3239248), (680, 2762888), (928, 2024530), (986, 1905440), (1088, 1726805), (1160, 1619624), (1360, 1381444), (1856, 1012265), (1972, 952720), (2320, 809812), (2465, 762176), (2720, 690722), (3944, 476360), (4640, 404906), (4930, 381088), (5440, 345361), (7888, 238180), (9280, 202453), (9860, 190544), (11909, 157760), (15776, 119090), (19720, 95272), (23818, 78880), (31552, 59545), (39440, 47636)]