2079351640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 5040921600

約数和(自身を除く): 2961569960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 103, 152, 190, 202, 206, 263, 380, 404, 412, 505, 515, 526, 760, 808, 824, 1010, 1030, 1052, 1315, 1919, 1957, 2020, 2060, 2104, 2630, 3838, 3914, 4040, 4120, 4997, 5260, 7676, 7828, 9595, 9785, 9994, 10403, 10520, 15352, 15656, 19190, 19570, 19988, 20806, 24985, 26563, 27089, 38380, 39140, 39976, 41612, 49970, 52015, 53126, 54178, 76760, 78280, 83224, 99940, 104030, 106252, 108356, 132815, 135445, 197657, 199880, 208060, 212504, 216712, 265630, 270890, 395314, 416120, 504697, 514691, 531260, 541780, 790628, 988285, 1009394, 1029382, 1062520, 1083560, 1581256, 1976570, 2018788, 2058764, 2523485, 2573455, 2735989, 3953140, 4037576, 4117528, 5046970, 5146910, 5471978, 7906280, 10093940, 10293820, 10943956, 13679945, 20187880, 20587640, 21887912, 27359890, 51983791, 54719780, 103967582, 109439560, 207935164, 259918955, 415870328, 519837910, 1039675820, 2079351640]

約数ペア:

[(1, 2079351640), (2, 1039675820), (4, 519837910), (5, 415870328), (8, 259918955), (10, 207935164), (19, 109439560), (20, 103967582), (38, 54719780), (40, 51983791), (76, 27359890), (95, 21887912), (101, 20587640), (103, 20187880), (152, 13679945), (190, 10943956), (202, 10293820), (206, 10093940), (263, 7906280), (380, 5471978), (404, 5146910), (412, 5046970), (505, 4117528), (515, 4037576), (526, 3953140), (760, 2735989), (808, 2573455), (824, 2523485), (1010, 2058764), (1030, 2018788), (1052, 1976570), (1315, 1581256), (1919, 1083560), (1957, 1062520), (2020, 1029382), (2060, 1009394), (2104, 988285), (2630, 790628), (3838, 541780), (3914, 531260), (4040, 514691), (4120, 504697), (4997, 416120), (5260, 395314), (7676, 270890), (7828, 265630), (9595, 216712), (9785, 212504), (9994, 208060), (10403, 199880), (10520, 197657), (15352, 135445), (15656, 132815), (19190, 108356), (19570, 106252), (19988, 104030), (20806, 99940), (24985, 83224), (26563, 78280), (27089, 76760), (38380, 54178), (39140, 53126), (39976, 52015), (41612, 49970)]