20162942870

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{593}}^1$

素因数の和:1075

約数の個数: 128

約数和(自身を含む): 44341862400

約数和(自身を除く): 24178919530

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 343, 431, 490, 593, 686, 805, 862, 1127, 1186, 1610, 1715, 2155, 2254, 2965, 3017, 3430, 4151, 4310, 5635, 5930, 6034, 7889, 8302, 9913, 11270, 13639, 15085, 15778, 19826, 20755, 21119, 27278, 29057, 30170, 39445, 41510, 42238, 49565, 58114, 68195, 69391, 78890, 95473, 99130, 105595, 136390, 138782, 145285, 147833, 190946, 203399, 211190, 255583, 290570, 295666, 346955, 406798, 477365, 485737, 511166, 668311, 693910, 739165, 954730, 971474, 1016995, 1277915, 1336622, 1478330, 1789081, 2033990, 2428685, 2555830, 3341555, 3400159, 3578162, 4678177, 4857370, 5878409, 6683110, 6800318, 8945405, 9356354, 11756818, 12523567, 17000795, 17890810, 23390885, 25047134, 29392045, 34001590, 41148863, 46781770, 58784090, 62617835, 82297726, 87664969, 125235670, 175329938, 205744315, 288042041, 411488630, 438324845, 576084082, 876649690, 1440210205, 2016294287, 2880420410, 4032588574, 10081471435, 20162942870]

約数ペア:

[(1, 20162942870), (2, 10081471435), (5, 4032588574), (7, 2880420410), (10, 2016294287), (14, 1440210205), (23, 876649690), (35, 576084082), (46, 438324845), (49, 411488630), (70, 288042041), (98, 205744315), (115, 175329938), (161, 125235670), (230, 87664969), (245, 82297726), (322, 62617835), (343, 58784090), (431, 46781770), (490, 41148863), (593, 34001590), (686, 29392045), (805, 25047134), (862, 23390885), (1127, 17890810), (1186, 17000795), (1610, 12523567), (1715, 11756818), (2155, 9356354), (2254, 8945405), (2965, 6800318), (3017, 6683110), (3430, 5878409), (4151, 4857370), (4310, 4678177), (5635, 3578162), (5930, 3400159), (6034, 3341555), (7889, 2555830), (8302, 2428685), (9913, 2033990), (11270, 1789081), (13639, 1478330), (15085, 1336622), (15778, 1277915), (19826, 1016995), (20755, 971474), (21119, 954730), (27278, 739165), (29057, 693910), (30170, 668311), (39445, 511166), (41510, 485737), (42238, 477365), (49565, 406798), (58114, 346955), (68195, 295666), (69391, 290570), (78890, 255583), (95473, 211190), (99130, 203399), (105595, 190946), (136390, 147833), (138782, 145285)]