20130880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 224

約数和(自身を含む): 64373760

約数和(自身を除く): 44242880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 43, 44, 55, 56, 64, 70, 76, 77, 80, 86, 88, 95, 110, 112, 133, 140, 152, 154, 160, 172, 176, 190, 209, 215, 220, 224, 266, 280, 301, 304, 308, 320, 344, 352, 380, 385, 418, 430, 440, 448, 473, 532, 560, 602, 608, 616, 665, 688, 704, 760, 770, 817, 836, 860, 880, 946, 1045, 1064, 1120, 1204, 1216, 1232, 1330, 1376, 1463, 1505, 1520, 1540, 1634, 1672, 1720, 1760, 1892, 2090, 2128, 2240, 2365, 2408, 2464, 2660, 2752, 2926, 3010, 3040, 3080, 3268, 3311, 3344, 3440, 3520, 3784, 4085, 4180, 4256, 4730, 4816, 4928, 5320, 5719, 5852, 6020, 6080, 6160, 6536, 6622, 6688, 6880, 7315, 7568, 8170, 8360, 8512, 8987, 9460, 9632, 10640, 11438, 11704, 12040, 12320, 13072, 13244, 13376, 13760, 14630, 15136, 16340, 16555, 16720, 17974, 18920, 19264, 21280, 22876, 23408, 24080, 24640, 26144, 26488, 28595, 29260, 30272, 32680, 33110, 33440, 35948, 37840, 42560, 44935, 45752, 46816, 48160, 52288, 52976, 57190, 58520, 62909, 65360, 66220, 66880, 71896, 75680, 89870, 91504, 93632, 96320, 105952, 114380, 117040, 125818, 130720, 132440, 143792, 151360, 179740, 183008, 211904, 228760, 234080, 251636, 261440, 264880, 287584, 314545, 359480, 366016, 457520, 468160, 503272, 529760, 575168, 629090, 718960, 915040, 1006544, 1059520, 1258180, 1437920, 1830080, 2013088, 2516360, 2875840, 4026176, 5032720, 10065440, 20130880]

約数ペア:

[(1, 20130880), (2, 10065440), (4, 5032720), (5, 4026176), (7, 2875840), (8, 2516360), (10, 2013088), (11, 1830080), (14, 1437920), (16, 1258180), (19, 1059520), (20, 1006544), (22, 915040), (28, 718960), (32, 629090), (35, 575168), (38, 529760), (40, 503272), (43, 468160), (44, 457520), (55, 366016), (56, 359480), (64, 314545), (70, 287584), (76, 264880), (77, 261440), (80, 251636), (86, 234080), (88, 228760), (95, 211904), (110, 183008), (112, 179740), (133, 151360), (140, 143792), (152, 132440), (154, 130720), (160, 125818), (172, 117040), (176, 114380), (190, 105952), (209, 96320), (215, 93632), (220, 91504), (224, 89870), (266, 75680), (280, 71896), (301, 66880), (304, 66220), (308, 65360), (320, 62909), (344, 58520), (352, 57190), (380, 52976), (385, 52288), (418, 48160), (430, 46816), (440, 45752), (448, 44935), (473, 42560), (532, 37840), (560, 35948), (602, 33440), (608, 33110), (616, 32680), (665, 30272), (688, 29260), (704, 28595), (760, 26488), (770, 26144), (817, 24640), (836, 24080), (860, 23408), (880, 22876), (946, 21280), (1045, 19264), (1064, 18920), (1120, 17974), (1204, 16720), (1216, 16555), (1232, 16340), (1330, 15136), (1376, 14630), (1463, 13760), (1505, 13376), (1520, 13244), (1540, 13072), (1634, 12320), (1672, 12040), (1720, 11704), (1760, 11438), (1892, 10640), (2090, 9632), (2128, 9460), (2240, 8987), (2365, 8512), (2408, 8360), (2464, 8170), (2660, 7568), (2752, 7315), (2926, 6880), (3010, 6688), (3040, 6622), (3080, 6536), (3268, 6160), (3311, 6080), (3344, 6020), (3440, 5852), (3520, 5719), (3784, 5320), (4085, 4928), (4180, 4816), (4256, 4730)]