749667020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{32909}}^1$

素因数の和:33002

約数の個数: 48

約数和(自身を含む): 1691837280

約数和(自身を除く): 942170260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 11390, 22780, 32909, 65818, 131636, 164545, 329090, 559453, 658180, 1118906, 2204903, 2237812, 2797265, 4409806, 5594530, 8819612, 11024515, 11189060, 22049030, 37483351, 44098060, 74966702, 149933404, 187416755, 374833510, 749667020]

約数ペア:

[(1, 749667020), (2, 374833510), (4, 187416755), (5, 149933404), (10, 74966702), (17, 44098060), (20, 37483351), (34, 22049030), (67, 11189060), (68, 11024515), (85, 8819612), (134, 5594530), (170, 4409806), (268, 2797265), (335, 2237812), (340, 2204903), (670, 1118906), (1139, 658180), (1340, 559453), (2278, 329090), (4556, 164545), (5695, 131636), (11390, 65818), (22780, 32909)]