40783918

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 80870400

約数和(自身を除く): 40086482

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 119, 133, 203, 238, 266, 311, 323, 406, 493, 551, 622, 646, 986, 1102, 2177, 2261, 3451, 3857, 4354, 4522, 5287, 5909, 6902, 7714, 9019, 9367, 10574, 11818, 18038, 18734, 37009, 41363, 63133, 65569, 74018, 82726, 100453, 126266, 131138, 153323, 171361, 200906, 306646, 342722, 703171, 1073261, 1199527, 1406342, 2146522, 2399054, 2913137, 5826274, 20391959, 40783918]

約数ペア:

[(1, 40783918), (2, 20391959), (7, 5826274), (14, 2913137), (17, 2399054), (19, 2146522), (29, 1406342), (34, 1199527), (38, 1073261), (58, 703171), (119, 342722), (133, 306646), (203, 200906), (238, 171361), (266, 153323), (311, 131138), (323, 126266), (406, 100453), (493, 82726), (551, 74018), (622, 65569), (646, 63133), (986, 41363), (1102, 37009), (2177, 18734), (2261, 18038), (3451, 11818), (3857, 10574), (4354, 9367), (4522, 9019), (5287, 7714), (5909, 6902)]