20105639008

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{28649}}^1$

素因数の和:28920

約数の個数: 96

約数和(自身を含む): 48921364800

約数和(自身を除く): 28815725792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 241, 364, 416, 482, 728, 964, 1456, 1687, 1928, 2912, 3133, 3374, 3856, 6266, 6748, 7712, 12532, 13496, 21931, 25064, 26992, 28649, 43862, 50128, 53984, 57298, 87724, 100256, 114596, 175448, 200543, 229192, 350896, 372437, 401086, 458384, 701792, 744874, 802172, 916768, 1489748, 1604344, 2607059, 2979496, 3208688, 5214118, 5958992, 6417376, 6904409, 10428236, 11917984, 13808818, 20856472, 27617636, 41712944, 48330863, 55235272, 83425888, 89757317, 96661726, 110470544, 179514634, 193323452, 220941088, 359029268, 386646904, 628301219, 718058536, 773293808, 1256602438, 1436117072, 1546587616, 2513204876, 2872234144, 5026409752, 10052819504, 20105639008]

約数ペア:

[(1, 20105639008), (2, 10052819504), (4, 5026409752), (7, 2872234144), (8, 2513204876), (13, 1546587616), (14, 1436117072), (16, 1256602438), (26, 773293808), (28, 718058536), (32, 628301219), (52, 386646904), (56, 359029268), (91, 220941088), (104, 193323452), (112, 179514634), (182, 110470544), (208, 96661726), (224, 89757317), (241, 83425888), (364, 55235272), (416, 48330863), (482, 41712944), (728, 27617636), (964, 20856472), (1456, 13808818), (1687, 11917984), (1928, 10428236), (2912, 6904409), (3133, 6417376), (3374, 5958992), (3856, 5214118), (6266, 3208688), (6748, 2979496), (7712, 2607059), (12532, 1604344), (13496, 1489748), (21931, 916768), (25064, 802172), (26992, 744874), (28649, 701792), (43862, 458384), (50128, 401086), (53984, 372437), (57298, 350896), (87724, 229192), (100256, 200543), (114596, 175448)]