20095294920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{125627}}^1$

素因数の和:125715

約数の個数: 128

約数和(自身を含む): 63678320640

約数和(自身を除く): 43583025720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1290, 1333, 1720, 1860, 2580, 2666, 3720, 3999, 5160, 5332, 6665, 7998, 10664, 13330, 15996, 19995, 26660, 31992, 39990, 53320, 79980, 125627, 159960, 251254, 376881, 502508, 628135, 753762, 1005016, 1256270, 1507524, 1884405, 2512540, 3015048, 3768810, 3894437, 5025080, 5401961, 7537620, 7788874, 10803922, 11683311, 15075240, 15577748, 16205883, 19472185, 21607844, 23366622, 27009805, 31155496, 32411766, 38944370, 43215688, 46733244, 54019610, 58416555, 64823532, 77888740, 81029415, 93466488, 108039220, 116833110, 129647064, 155777480, 162058830, 167460791, 216078440, 233666220, 324117660, 334921582, 467332440, 502382373, 648235320, 669843164, 837303955, 1004764746, 1339686328, 1674607910, 2009529492, 2511911865, 3349215820, 4019058984, 5023823730, 6698431640, 10047647460, 20095294920]

約数ペア:

[(1, 20095294920), (2, 10047647460), (3, 6698431640), (4, 5023823730), (5, 4019058984), (6, 3349215820), (8, 2511911865), (10, 2009529492), (12, 1674607910), (15, 1339686328), (20, 1004764746), (24, 837303955), (30, 669843164), (31, 648235320), (40, 502382373), (43, 467332440), (60, 334921582), (62, 324117660), (86, 233666220), (93, 216078440), (120, 167460791), (124, 162058830), (129, 155777480), (155, 129647064), (172, 116833110), (186, 108039220), (215, 93466488), (248, 81029415), (258, 77888740), (310, 64823532), (344, 58416555), (372, 54019610), (430, 46733244), (465, 43215688), (516, 38944370), (620, 32411766), (645, 31155496), (744, 27009805), (860, 23366622), (930, 21607844), (1032, 19472185), (1240, 16205883), (1290, 15577748), (1333, 15075240), (1720, 11683311), (1860, 10803922), (2580, 7788874), (2666, 7537620), (3720, 5401961), (3999, 5025080), (5160, 3894437), (5332, 3768810), (6665, 3015048), (7998, 2512540), (10664, 1884405), (13330, 1507524), (15996, 1256270), (19995, 1005016), (26660, 753762), (31992, 628135), (39990, 502508), (53320, 376881), (79980, 251254), (125627, 159960)]