40788328

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2087}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 87696000

約数和(自身を除く): 46907672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 2087, 2443, 2792, 4174, 4886, 8348, 9772, 14609, 16696, 19544, 29218, 58436, 116872, 728363, 1456726, 2913452, 5098541, 5826904, 10197082, 20394164, 40788328]

約数ペア:

[(1, 40788328), (2, 20394164), (4, 10197082), (7, 5826904), (8, 5098541), (14, 2913452), (28, 1456726), (56, 728363), (349, 116872), (698, 58436), (1396, 29218), (2087, 19544), (2443, 16696), (2792, 14609), (4174, 9772), (4886, 8348)]