40578566

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 79223616

約数和(自身を除く): 38645050

約数列:

[1, 2, 7, 14, 19, 31, 37, 38, 49, 62, 74, 98, 133, 217, 259, 266, 361, 434, 518, 589, 703, 722, 931, 1147, 1178, 1406, 1519, 1813, 1862, 2294, 2527, 3038, 3626, 4123, 4921, 5054, 8029, 8246, 9842, 11191, 13357, 16058, 17689, 21793, 22382, 26714, 28861, 34447, 35378, 43586, 56203, 57722, 68894, 78337, 93499, 112406, 152551, 156674, 186998, 305102, 414067, 548359, 654493, 828134, 1067857, 1096718, 1308986, 2135714, 2898469, 5796938, 20289283, 40578566]

約数ペア:

[(1, 40578566), (2, 20289283), (7, 5796938), (14, 2898469), (19, 2135714), (31, 1308986), (37, 1096718), (38, 1067857), (49, 828134), (62, 654493), (74, 548359), (98, 414067), (133, 305102), (217, 186998), (259, 156674), (266, 152551), (361, 112406), (434, 93499), (518, 78337), (589, 68894), (703, 57722), (722, 56203), (931, 43586), (1147, 35378), (1178, 34447), (1406, 28861), (1519, 26714), (1813, 22382), (1862, 21793), (2294, 17689), (2527, 16058), (3038, 13357), (3626, 11191), (4123, 9842), (4921, 8246), (5054, 8029)]