20137406240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{3469}}^1$

素因数の和:3635

約数の個数: 192

約数和(自身を含む): 55908195840

約数和(自身を除く): 35770789600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 73, 80, 112, 140, 142, 146, 160, 224, 280, 284, 292, 355, 365, 497, 511, 560, 568, 584, 710, 730, 994, 1022, 1120, 1136, 1168, 1420, 1460, 1988, 2044, 2272, 2336, 2485, 2555, 2840, 2920, 3469, 3976, 4088, 4970, 5110, 5183, 5680, 5840, 6938, 7952, 8176, 9940, 10220, 10366, 11360, 11680, 13876, 15904, 16352, 17345, 19880, 20440, 20732, 24283, 25915, 27752, 34690, 36281, 39760, 40880, 41464, 48566, 51830, 55504, 69380, 72562, 79520, 81760, 82928, 97132, 103660, 111008, 121415, 138760, 145124, 165856, 181405, 194264, 207320, 242830, 246299, 253237, 277520, 290248, 362810, 388528, 414640, 485660, 492598, 506474, 555040, 580496, 725620, 777056, 829280, 971320, 985196, 1012948, 1160992, 1231495, 1266185, 1451240, 1724093, 1772659, 1942640, 1970392, 2025896, 2462990, 2532370, 2902480, 3448186, 3545318, 3885280, 3940784, 4051792, 4925980, 5064740, 5804960, 6896372, 7090636, 7881568, 8103584, 8620465, 8863295, 9851960, 10129480, 13792744, 14181272, 17240930, 17726590, 17979827, 19703920, 20258960, 27585488, 28362544, 34481860, 35453180, 35959654, 39407840, 40517920, 55170976, 56725088, 68963720, 70906360, 71919308, 89899135, 125858789, 137927440, 141812720, 143838616, 179798270, 251717578, 275854880, 283625440, 287677232, 359596540, 503435156, 575354464, 629293945, 719193080, 1006870312, 1258587890, 1438386160, 2013740624, 2517175780, 2876772320, 4027481248, 5034351560, 10068703120, 20137406240]

約数ペア:

[(1, 20137406240), (2, 10068703120), (4, 5034351560), (5, 4027481248), (7, 2876772320), (8, 2517175780), (10, 2013740624), (14, 1438386160), (16, 1258587890), (20, 1006870312), (28, 719193080), (32, 629293945), (35, 575354464), (40, 503435156), (56, 359596540), (70, 287677232), (71, 283625440), (73, 275854880), (80, 251717578), (112, 179798270), (140, 143838616), (142, 141812720), (146, 137927440), (160, 125858789), (224, 89899135), (280, 71919308), (284, 70906360), (292, 68963720), (355, 56725088), (365, 55170976), (497, 40517920), (511, 39407840), (560, 35959654), (568, 35453180), (584, 34481860), (710, 28362544), (730, 27585488), (994, 20258960), (1022, 19703920), (1120, 17979827), (1136, 17726590), (1168, 17240930), (1420, 14181272), (1460, 13792744), (1988, 10129480), (2044, 9851960), (2272, 8863295), (2336, 8620465), (2485, 8103584), (2555, 7881568), (2840, 7090636), (2920, 6896372), (3469, 5804960), (3976, 5064740), (4088, 4925980), (4970, 4051792), (5110, 3940784), (5183, 3885280), (5680, 3545318), (5840, 3448186), (6938, 2902480), (7952, 2532370), (8176, 2462990), (9940, 2025896), (10220, 1970392), (10366, 1942640), (11360, 1772659), (11680, 1724093), (13876, 1451240), (15904, 1266185), (16352, 1231495), (17345, 1160992), (19880, 1012948), (20440, 985196), (20732, 971320), (24283, 829280), (25915, 777056), (27752, 725620), (34690, 580496), (36281, 555040), (39760, 506474), (40880, 492598), (41464, 485660), (48566, 414640), (51830, 388528), (55504, 362810), (69380, 290248), (72562, 277520), (79520, 253237), (81760, 246299), (82928, 242830), (97132, 207320), (103660, 194264), (111008, 181405), (121415, 165856), (138760, 145124)]