2019948709040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{1609367}}^1$

素因数の和:1609950

約数の個数: 80

約数和(自身を含む): 4867308204480

約数和(自身を除く): 2847359495440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 541, 580, 1082, 1160, 2164, 2320, 2705, 4328, 5410, 8656, 10820, 15689, 21640, 31378, 43280, 62756, 78445, 125512, 156890, 251024, 313780, 627560, 1255120, 1609367, 3218734, 6437468, 8046835, 12874936, 16093670, 25749872, 32187340, 46671643, 64374680, 93343286, 128749360, 186686572, 233358215, 373373144, 466716430, 746746288, 870667547, 933432860, 1741335094, 1866865720, 3482670188, 3733731440, 4353337735, 6965340376, 8706675470, 13930680752, 17413350940, 25249358863, 34826701880, 50498717726, 69653403760, 100997435452, 126246794315, 201994870904, 252493588630, 403989741808, 504987177260, 1009974354520, 2019948709040]

約数ペア:

[(1, 2019948709040), (2, 1009974354520), (4, 504987177260), (5, 403989741808), (8, 252493588630), (10, 201994870904), (16, 126246794315), (20, 100997435452), (29, 69653403760), (40, 50498717726), (58, 34826701880), (80, 25249358863), (116, 17413350940), (145, 13930680752), (232, 8706675470), (290, 6965340376), (464, 4353337735), (541, 3733731440), (580, 3482670188), (1082, 1866865720), (1160, 1741335094), (2164, 933432860), (2320, 870667547), (2705, 746746288), (4328, 466716430), (5410, 373373144), (8656, 233358215), (10820, 186686572), (15689, 128749360), (21640, 93343286), (31378, 64374680), (43280, 46671643), (62756, 32187340), (78445, 25749872), (125512, 16093670), (156890, 12874936), (251024, 8046835), (313780, 6437468), (627560, 3218734), (1255120, 1609367)]