2188961840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{16573}}^1$

素因数の和:16726

約数の個数: 80

約数和(自身を含む): 5524313088

約数和(自身を除く): 3335351248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2540, 3302, 5080, 6604, 8255, 10160, 13208, 16510, 16573, 26416, 33020, 33146, 66040, 66292, 82865, 132080, 132584, 165730, 215449, 265168, 331460, 430898, 662920, 861796, 1077245, 1325840, 1723592, 2104771, 2154490, 3447184, 4209542, 4308980, 8419084, 8617960, 10523855, 16838168, 17235920, 21047710, 27362023, 33676336, 42095420, 54724046, 84190840, 109448092, 136810115, 168381680, 218896184, 273620230, 437792368, 547240460, 1094480920, 2188961840]

約数ペア:

[(1, 2188961840), (2, 1094480920), (4, 547240460), (5, 437792368), (8, 273620230), (10, 218896184), (13, 168381680), (16, 136810115), (20, 109448092), (26, 84190840), (40, 54724046), (52, 42095420), (65, 33676336), (80, 27362023), (104, 21047710), (127, 17235920), (130, 16838168), (208, 10523855), (254, 8617960), (260, 8419084), (508, 4308980), (520, 4209542), (635, 3447184), (1016, 2154490), (1040, 2104771), (1270, 1723592), (1651, 1325840), (2032, 1077245), (2540, 861796), (3302, 662920), (5080, 430898), (6604, 331460), (8255, 265168), (10160, 215449), (13208, 165730), (16510, 132584), (16573, 132080), (26416, 82865), (33020, 66292), (33146, 66040)]