20344871520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4709461}}^1$

素因数の和:4709485

約数の個数: 96

約数和(自身を含む): 71207065440

約数和(自身を除く): 50862193920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4709461, 9418922, 14128383, 18837844, 23547305, 28256766, 37675688, 42385149, 47094610, 56513532, 70641915, 75351376, 84770298, 94189220, 113027064, 127155447, 141283830, 150702752, 169540596, 188378440, 211925745, 226054128, 254310894, 282567660, 339081192, 376756880, 423851490, 452108256, 508621788, 565135320, 635777235, 678162384, 753513760, 847702980, 1017243576, 1130270640, 1271554470, 1356324768, 1695405960, 2034487152, 2260541280, 2543108940, 3390811920, 4068974304, 5086217880, 6781623840, 10172435760, 20344871520]

約数ペア:

[(1, 20344871520), (2, 10172435760), (3, 6781623840), (4, 5086217880), (5, 4068974304), (6, 3390811920), (8, 2543108940), (9, 2260541280), (10, 2034487152), (12, 1695405960), (15, 1356324768), (16, 1271554470), (18, 1130270640), (20, 1017243576), (24, 847702980), (27, 753513760), (30, 678162384), (32, 635777235), (36, 565135320), (40, 508621788), (45, 452108256), (48, 423851490), (54, 376756880), (60, 339081192), (72, 282567660), (80, 254310894), (90, 226054128), (96, 211925745), (108, 188378440), (120, 169540596), (135, 150702752), (144, 141283830), (160, 127155447), (180, 113027064), (216, 94189220), (240, 84770298), (270, 75351376), (288, 70641915), (360, 56513532), (432, 47094610), (480, 42385149), (540, 37675688), (720, 28256766), (864, 23547305), (1080, 18837844), (1440, 14128383), (2160, 9418922), (4320, 4709461)]