20260293872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{51347}}^1$

素因数の和:51646

約数の個数: 80

約数和(自身を含む): 48492229632

約数和(自身を除く): 28231935760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 271, 364, 542, 728, 1084, 1456, 1897, 2168, 3523, 3794, 4336, 7046, 7588, 14092, 15176, 24661, 28184, 30352, 49322, 51347, 56368, 98644, 102694, 197288, 205388, 359429, 394576, 410776, 667511, 718858, 821552, 1335022, 1437716, 2670044, 2875432, 4672577, 5340088, 5750864, 9345154, 10680176, 13915037, 18690308, 27830074, 37380616, 55660148, 74761232, 97405259, 111320296, 180895481, 194810518, 222640592, 361790962, 389621036, 723581924, 779242072, 1266268367, 1447163848, 1558484144, 2532536734, 2894327696, 5065073468, 10130146936, 20260293872]

約数ペア:

[(1, 20260293872), (2, 10130146936), (4, 5065073468), (7, 2894327696), (8, 2532536734), (13, 1558484144), (14, 1447163848), (16, 1266268367), (26, 779242072), (28, 723581924), (52, 389621036), (56, 361790962), (91, 222640592), (104, 194810518), (112, 180895481), (182, 111320296), (208, 97405259), (271, 74761232), (364, 55660148), (542, 37380616), (728, 27830074), (1084, 18690308), (1456, 13915037), (1897, 10680176), (2168, 9345154), (3523, 5750864), (3794, 5340088), (4336, 4672577), (7046, 2875432), (7588, 2670044), (14092, 1437716), (15176, 1335022), (24661, 821552), (28184, 718858), (30352, 667511), (49322, 410776), (51347, 394576), (56368, 359429), (98644, 205388), (102694, 197288)]