20058720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 71850240

約数和(自身を除く): 51791520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 96, 110, 116, 120, 131, 132, 145, 160, 165, 174, 176, 220, 232, 240, 262, 264, 290, 319, 330, 348, 352, 393, 435, 440, 464, 480, 524, 528, 580, 638, 655, 660, 696, 786, 870, 880, 928, 957, 1048, 1056, 1160, 1276, 1310, 1320, 1392, 1441, 1572, 1595, 1740, 1760, 1914, 1965, 2096, 2320, 2552, 2620, 2640, 2784, 2882, 3144, 3190, 3480, 3799, 3828, 3930, 4192, 4323, 4640, 4785, 5104, 5240, 5280, 5764, 6288, 6380, 6960, 7205, 7598, 7656, 7860, 8646, 9570, 10208, 10480, 11397, 11528, 12576, 12760, 13920, 14410, 15196, 15312, 15720, 17292, 18995, 19140, 20960, 21615, 22794, 23056, 25520, 28820, 30392, 30624, 31440, 34584, 37990, 38280, 41789, 43230, 45588, 46112, 51040, 56985, 57640, 60784, 62880, 69168, 75980, 76560, 83578, 86460, 91176, 113970, 115280, 121568, 125367, 138336, 151960, 153120, 167156, 172920, 182352, 208945, 227940, 230560, 250734, 303920, 334312, 345840, 364704, 417890, 455880, 501468, 607840, 626835, 668624, 691680, 835780, 911760, 1002936, 1253670, 1337248, 1671560, 1823520, 2005872, 2507340, 3343120, 4011744, 5014680, 6686240, 10029360, 20058720]

約数ペア:

[(1, 20058720), (2, 10029360), (3, 6686240), (4, 5014680), (5, 4011744), (6, 3343120), (8, 2507340), (10, 2005872), (11, 1823520), (12, 1671560), (15, 1337248), (16, 1253670), (20, 1002936), (22, 911760), (24, 835780), (29, 691680), (30, 668624), (32, 626835), (33, 607840), (40, 501468), (44, 455880), (48, 417890), (55, 364704), (58, 345840), (60, 334312), (66, 303920), (80, 250734), (87, 230560), (88, 227940), (96, 208945), (110, 182352), (116, 172920), (120, 167156), (131, 153120), (132, 151960), (145, 138336), (160, 125367), (165, 121568), (174, 115280), (176, 113970), (220, 91176), (232, 86460), (240, 83578), (262, 76560), (264, 75980), (290, 69168), (319, 62880), (330, 60784), (348, 57640), (352, 56985), (393, 51040), (435, 46112), (440, 45588), (464, 43230), (480, 41789), (524, 38280), (528, 37990), (580, 34584), (638, 31440), (655, 30624), (660, 30392), (696, 28820), (786, 25520), (870, 23056), (880, 22794), (928, 21615), (957, 20960), (1048, 19140), (1056, 18995), (1160, 17292), (1276, 15720), (1310, 15312), (1320, 15196), (1392, 14410), (1441, 13920), (1572, 12760), (1595, 12576), (1740, 11528), (1760, 11397), (1914, 10480), (1965, 10208), (2096, 9570), (2320, 8646), (2552, 7860), (2620, 7656), (2640, 7598), (2784, 7205), (2882, 6960), (3144, 6380), (3190, 6288), (3480, 5764), (3799, 5280), (3828, 5240), (3930, 5104), (4192, 4785), (4323, 4640)]