20510147840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4759}}^1$

素因数の和:4837

約数の個数: 288

約数和(自身を含む): 62112744960

約数和(自身を除く): 41602597120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 64, 65, 70, 74, 80, 91, 104, 112, 128, 130, 140, 148, 160, 182, 185, 208, 224, 256, 259, 260, 280, 296, 320, 364, 370, 416, 448, 455, 481, 518, 520, 560, 592, 640, 728, 740, 832, 896, 910, 962, 1036, 1040, 1120, 1184, 1280, 1295, 1456, 1480, 1664, 1792, 1820, 1924, 2072, 2080, 2240, 2368, 2405, 2590, 2912, 2960, 3328, 3367, 3640, 3848, 4144, 4160, 4480, 4736, 4759, 4810, 5180, 5824, 5920, 6734, 7280, 7696, 8288, 8320, 8960, 9472, 9518, 9620, 10360, 11648, 11840, 13468, 14560, 15392, 16576, 16640, 16835, 19036, 19240, 20720, 23296, 23680, 23795, 26936, 29120, 30784, 33152, 33313, 33670, 38072, 38480, 41440, 47360, 47590, 53872, 58240, 61568, 61867, 66304, 66626, 67340, 76144, 76960, 82880, 95180, 107744, 116480, 123136, 123734, 133252, 134680, 152288, 153920, 165760, 166565, 176083, 190360, 215488, 247468, 266504, 269360, 304576, 307840, 309335, 331520, 333130, 352166, 380720, 430976, 433069, 494936, 533008, 538720, 609152, 615680, 618670, 666260, 704332, 761440, 861952, 866138, 880415, 989872, 1066016, 1077440, 1218304, 1232581, 1237340, 1332520, 1408664, 1522880, 1732276, 1760830, 1979744, 2132032, 2154880, 2165345, 2289079, 2465162, 2474680, 2665040, 2817328, 3045760, 3464552, 3521660, 3959488, 4264064, 4309760, 4330690, 4578158, 4930324, 4949360, 5330080, 5634656, 6091520, 6162905, 6929104, 7043320, 7918976, 8528128, 8661380, 9156316, 9860648, 9898720, 10660160, 11269312, 11445395, 12325810, 13858208, 14086640, 15837952, 16023553, 17322760, 18312632, 19721296, 19797440, 21320320, 22538624, 22890790, 24651620, 27716416, 28173280, 32047106, 34645520, 36625264, 39442592, 39594880, 42640640, 45077248, 45781580, 49303240, 55432832, 56346560, 64094212, 69291040, 73250528, 78885184, 79189760, 80117765, 91563160, 98606480, 110865664, 112693120, 128188424, 138582080, 146501056, 157770368, 160235530, 183126320, 197212960, 225386240, 256376848, 277164160, 293002112, 315540736, 320471060, 366252640, 394425920, 512753696, 554328320, 586004224, 640942120, 732505280, 788851840, 1025507392, 1281884240, 1465010560, 1577703680, 2051014784, 2563768480, 2930021120, 4102029568, 5127536960, 10255073920, 20510147840]

約数ペア:

[(1, 20510147840), (2, 10255073920), (4, 5127536960), (5, 4102029568), (7, 2930021120), (8, 2563768480), (10, 2051014784), (13, 1577703680), (14, 1465010560), (16, 1281884240), (20, 1025507392), (26, 788851840), (28, 732505280), (32, 640942120), (35, 586004224), (37, 554328320), (40, 512753696), (52, 394425920), (56, 366252640), (64, 320471060), (65, 315540736), (70, 293002112), (74, 277164160), (80, 256376848), (91, 225386240), (104, 197212960), (112, 183126320), (128, 160235530), (130, 157770368), (140, 146501056), (148, 138582080), (160, 128188424), (182, 112693120), (185, 110865664), (208, 98606480), (224, 91563160), (256, 80117765), (259, 79189760), (260, 78885184), (280, 73250528), (296, 69291040), (320, 64094212), (364, 56346560), (370, 55432832), (416, 49303240), (448, 45781580), (455, 45077248), (481, 42640640), (518, 39594880), (520, 39442592), (560, 36625264), (592, 34645520), (640, 32047106), (728, 28173280), (740, 27716416), (832, 24651620), (896, 22890790), (910, 22538624), (962, 21320320), (1036, 19797440), (1040, 19721296), (1120, 18312632), (1184, 17322760), (1280, 16023553), (1295, 15837952), (1456, 14086640), (1480, 13858208), (1664, 12325810), (1792, 11445395), (1820, 11269312), (1924, 10660160), (2072, 9898720), (2080, 9860648), (2240, 9156316), (2368, 8661380), (2405, 8528128), (2590, 7918976), (2912, 7043320), (2960, 6929104), (3328, 6162905), (3367, 6091520), (3640, 5634656), (3848, 5330080), (4144, 4949360), (4160, 4930324), (4480, 4578158), (4736, 4330690), (4759, 4309760), (4810, 4264064), (5180, 3959488), (5824, 3521660), (5920, 3464552), (6734, 3045760), (7280, 2817328), (7696, 2665040), (8288, 2474680), (8320, 2465162), (8960, 2289079), (9472, 2165345), (9518, 2154880), (9620, 2132032), (10360, 1979744), (11648, 1760830), (11840, 1732276), (13468, 1522880), (14560, 1408664), (15392, 1332520), (16576, 1237340), (16640, 1232581), (16835, 1218304), (19036, 1077440), (19240, 1066016), (20720, 989872), (23296, 880415), (23680, 866138), (23795, 861952), (26936, 761440), (29120, 704332), (30784, 666260), (33152, 618670), (33313, 615680), (33670, 609152), (38072, 538720), (38480, 533008), (41440, 494936), (47360, 433069), (47590, 430976), (53872, 380720), (58240, 352166), (61568, 333130), (61867, 331520), (66304, 309335), (66626, 307840), (67340, 304576), (76144, 269360), (76960, 266504), (82880, 247468), (95180, 215488), (107744, 190360), (116480, 176083), (123136, 166565), (123734, 165760), (133252, 153920), (134680, 152288)]