56492440

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10781}}^1$

素因数の和:10923

約数の個数: 32

約数和(自身を含む): 128090160

約数和(自身を除く): 71597720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 10781, 21562, 43124, 53905, 86248, 107810, 215620, 431240, 1412311, 2824622, 5649244, 7061555, 11298488, 14123110, 28246220, 56492440]

約数ペア:

[(1, 56492440), (2, 28246220), (4, 14123110), (5, 11298488), (8, 7061555), (10, 5649244), (20, 2824622), (40, 1412311), (131, 431240), (262, 215620), (524, 107810), (655, 86248), (1048, 53905), (1310, 43124), (2620, 21562), (5240, 10781)]