28380616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 62674560

約数和(自身を除く): 34293944

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 61, 68, 88, 122, 136, 187, 244, 311, 374, 488, 622, 671, 748, 1037, 1244, 1342, 1496, 2074, 2488, 2684, 3421, 4148, 5287, 5368, 6842, 8296, 10574, 11407, 13684, 18971, 21148, 22814, 27368, 37942, 42296, 45628, 58157, 75884, 91256, 116314, 151768, 208681, 232628, 322507, 417362, 465256, 645014, 834724, 1290028, 1669448, 2580056, 3547577, 7095154, 14190308, 28380616]

約数ペア:

[(1, 28380616), (2, 14190308), (4, 7095154), (8, 3547577), (11, 2580056), (17, 1669448), (22, 1290028), (34, 834724), (44, 645014), (61, 465256), (68, 417362), (88, 322507), (122, 232628), (136, 208681), (187, 151768), (244, 116314), (311, 91256), (374, 75884), (488, 58157), (622, 45628), (671, 42296), (748, 37942), (1037, 27368), (1244, 22814), (1342, 21148), (1496, 18971), (2074, 13684), (2488, 11407), (2684, 10574), (3421, 8296), (4148, 6842), (5287, 5368)]