40790288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 99743616

約数和(自身を除く): 58953328

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 113, 154, 176, 226, 293, 308, 452, 586, 616, 791, 904, 1172, 1232, 1243, 1582, 1808, 2051, 2344, 2486, 3164, 3223, 4102, 4688, 4972, 6328, 6446, 8204, 8701, 9944, 12656, 12892, 16408, 17402, 19888, 22561, 25784, 32816, 33109, 34804, 45122, 51568, 66218, 69608, 90244, 132436, 139216, 180488, 231763, 264872, 360976, 364199, 463526, 529744, 728398, 927052, 1456796, 1854104, 2549393, 2913592, 3708208, 5098786, 5827184, 10197572, 20395144, 40790288]

約数ペア:

[(1, 40790288), (2, 20395144), (4, 10197572), (7, 5827184), (8, 5098786), (11, 3708208), (14, 2913592), (16, 2549393), (22, 1854104), (28, 1456796), (44, 927052), (56, 728398), (77, 529744), (88, 463526), (112, 364199), (113, 360976), (154, 264872), (176, 231763), (226, 180488), (293, 139216), (308, 132436), (452, 90244), (586, 69608), (616, 66218), (791, 51568), (904, 45122), (1172, 34804), (1232, 33109), (1243, 32816), (1582, 25784), (1808, 22561), (2051, 19888), (2344, 17402), (2486, 16408), (3164, 12892), (3223, 12656), (4102, 9944), (4688, 8701), (4972, 8204), (6328, 6446)]