20512707636060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{430909}}^1\times {\mathrm{264463}}^1$

素因数の和:695387

約数の個数: 72

約数和(自身を含む): 62222259503040

約数和(自身を除く): 41709551866980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 264463, 430909, 528926, 793389, 861818, 1057852, 1292727, 1322315, 1586778, 1723636, 2154545, 2380167, 2585454, 2644630, 3173556, 3878181, 3966945, 4309090, 4760334, 5170908, 5289260, 6463635, 7756362, 7933890, 8618180, 9520668, 11900835, 12927270, 15512724, 15867780, 19390905, 23801670, 25854540, 38781810, 47603340, 77563620, 113959486867, 227918973734, 341878460601, 455837947468, 569797434335, 683756921202, 1025635381803, 1139594868670, 1367513842404, 1709392303005, 2051270763606, 2279189737340, 3418784606010, 4102541527212, 5128176909015, 6837569212020, 10256353818030, 20512707636060]

約数ペア:

[(1, 20512707636060), (2, 10256353818030), (3, 6837569212020), (4, 5128176909015), (5, 4102541527212), (6, 3418784606010), (9, 2279189737340), (10, 2051270763606), (12, 1709392303005), (15, 1367513842404), (18, 1139594868670), (20, 1025635381803), (30, 683756921202), (36, 569797434335), (45, 455837947468), (60, 341878460601), (90, 227918973734), (180, 113959486867), (264463, 77563620), (430909, 47603340), (528926, 38781810), (793389, 25854540), (861818, 23801670), (1057852, 19390905), (1292727, 15867780), (1322315, 15512724), (1586778, 12927270), (1723636, 11900835), (2154545, 9520668), (2380167, 8618180), (2585454, 7933890), (2644630, 7756362), (3173556, 6463635), (3878181, 5289260), (3966945, 5170908), (4309090, 4760334)]