20130840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 65988000

約数和(自身を除く): 45857160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 281, 360, 398, 562, 597, 796, 843, 995, 1124, 1194, 1405, 1592, 1686, 1791, 1990, 2248, 2388, 2529, 2810, 2985, 3372, 3582, 3980, 4215, 4776, 5058, 5620, 5970, 6744, 7164, 7960, 8430, 8955, 10116, 11240, 11940, 12645, 14328, 16860, 17910, 20232, 23880, 25290, 33720, 35820, 50580, 55919, 71640, 101160, 111838, 167757, 223676, 279595, 335514, 447352, 503271, 559190, 671028, 838785, 1006542, 1118380, 1342056, 1677570, 2013084, 2236760, 2516355, 3355140, 4026168, 5032710, 6710280, 10065420, 20130840]

約数ペア:

[(1, 20130840), (2, 10065420), (3, 6710280), (4, 5032710), (5, 4026168), (6, 3355140), (8, 2516355), (9, 2236760), (10, 2013084), (12, 1677570), (15, 1342056), (18, 1118380), (20, 1006542), (24, 838785), (30, 671028), (36, 559190), (40, 503271), (45, 447352), (60, 335514), (72, 279595), (90, 223676), (120, 167757), (180, 111838), (199, 101160), (281, 71640), (360, 55919), (398, 50580), (562, 35820), (597, 33720), (796, 25290), (843, 23880), (995, 20232), (1124, 17910), (1194, 16860), (1405, 14328), (1592, 12645), (1686, 11940), (1791, 11240), (1990, 10116), (2248, 8955), (2388, 8430), (2529, 7960), (2810, 7164), (2985, 6744), (3372, 5970), (3582, 5620), (3980, 5058), (4215, 4776)]