2097105920

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:695

約数の個数: 264

約数和(自身を含む): 6311867184

約数和(自身を除く): 4214761264

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 280, 320, 364, 392, 416, 448, 455, 490, 512, 520, 560, 637, 640, 643, 728, 784, 832, 896, 910, 980, 1024, 1040, 1120, 1274, 1280, 1286, 1456, 1568, 1664, 1792, 1820, 1960, 2080, 2240, 2548, 2560, 2572, 2912, 3136, 3185, 3215, 3328, 3584, 3640, 3920, 4160, 4480, 4501, 5096, 5120, 5144, 5824, 6272, 6370, 6430, 6656, 7168, 7280, 7840, 8320, 8359, 8960, 9002, 10192, 10288, 11648, 12544, 12740, 12860, 13312, 14560, 15680, 16640, 16718, 17920, 18004, 20384, 20576, 22505, 23296, 25088, 25480, 25720, 29120, 31360, 31507, 33280, 33436, 35840, 36008, 40768, 41152, 41795, 45010, 46592, 50176, 50960, 51440, 58240, 58513, 62720, 63014, 66560, 66872, 72016, 81536, 82304, 83590, 90020, 93184, 101920, 102880, 116480, 117026, 125440, 126028, 133744, 144032, 157535, 163072, 164608, 167180, 180040, 203840, 205760, 232960, 234052, 250880, 252056, 267488, 288064, 292565, 315070, 326144, 329216, 334360, 360080, 407680, 409591, 411520, 465920, 468104, 504112, 534976, 576128, 585130, 630140, 652288, 658432, 668720, 720160, 815360, 819182, 823040, 936208, 1008224, 1069952, 1152256, 1170260, 1260280, 1337440, 1440320, 1630720, 1638364, 1646080, 1872416, 2016448, 2047955, 2139904, 2304512, 2340520, 2520560, 2674880, 2880640, 3261440, 3276728, 3292160, 3744832, 4032896, 4095910, 4279808, 4609024, 4681040, 5041120, 5349760, 5761280, 6553456, 7489664, 8065792, 8191820, 8559616, 9362080, 10082240, 10699520, 11522560, 13106912, 14979328, 16131584, 16383640, 18724160, 20164480, 21399040, 23045120, 26213824, 29958656, 32263168, 32767280, 37448320, 40328960, 42798080, 52427648, 59917312, 65534560, 74896640, 80657920, 104855296, 131069120, 149793280, 161315840, 209710592, 262138240, 299586560, 419421184, 524276480, 1048552960, 2097105920]

約数ペア:

[(1, 2097105920), (2, 1048552960), (4, 524276480), (5, 419421184), (7, 299586560), (8, 262138240), (10, 209710592), (13, 161315840), (14, 149793280), (16, 131069120), (20, 104855296), (26, 80657920), (28, 74896640), (32, 65534560), (35, 59917312), (40, 52427648), (49, 42798080), (52, 40328960), (56, 37448320), (64, 32767280), (65, 32263168), (70, 29958656), (80, 26213824), (91, 23045120), (98, 21399040), (104, 20164480), (112, 18724160), (128, 16383640), (130, 16131584), (140, 14979328), (160, 13106912), (182, 11522560), (196, 10699520), (208, 10082240), (224, 9362080), (245, 8559616), (256, 8191820), (260, 8065792), (280, 7489664), (320, 6553456), (364, 5761280), (392, 5349760), (416, 5041120), (448, 4681040), (455, 4609024), (490, 4279808), (512, 4095910), (520, 4032896), (560, 3744832), (637, 3292160), (640, 3276728), (643, 3261440), (728, 2880640), (784, 2674880), (832, 2520560), (896, 2340520), (910, 2304512), (980, 2139904), (1024, 2047955), (1040, 2016448), (1120, 1872416), (1274, 1646080), (1280, 1638364), (1286, 1630720), (1456, 1440320), (1568, 1337440), (1664, 1260280), (1792, 1170260), (1820, 1152256), (1960, 1069952), (2080, 1008224), (2240, 936208), (2548, 823040), (2560, 819182), (2572, 815360), (2912, 720160), (3136, 668720), (3185, 658432), (3215, 652288), (3328, 630140), (3584, 585130), (3640, 576128), (3920, 534976), (4160, 504112), (4480, 468104), (4501, 465920), (5096, 411520), (5120, 409591), (5144, 407680), (5824, 360080), (6272, 334360), (6370, 329216), (6430, 326144), (6656, 315070), (7168, 292565), (7280, 288064), (7840, 267488), (8320, 252056), (8359, 250880), (8960, 234052), (9002, 232960), (10192, 205760), (10288, 203840), (11648, 180040), (12544, 167180), (12740, 164608), (12860, 163072), (13312, 157535), (14560, 144032), (15680, 133744), (16640, 126028), (16718, 125440), (17920, 117026), (18004, 116480), (20384, 102880), (20576, 101920), (22505, 93184), (23296, 90020), (25088, 83590), (25480, 82304), (25720, 81536), (29120, 72016), (31360, 66872), (31507, 66560), (33280, 63014), (33436, 62720), (35840, 58513), (36008, 58240), (40768, 51440), (41152, 50960), (41795, 50176), (45010, 46592)]