31447870

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{37889}}^1$

素因数の和:37979

約数の個数: 16

約数和(自身を含む): 57289680

約数和(自身を除く): 25841810

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 37889, 75778, 189445, 378890, 3144787, 6289574, 15723935, 31447870]

約数ペア:

[(1, 31447870), (2, 15723935), (5, 6289574), (10, 3144787), (83, 378890), (166, 189445), (415, 75778), (830, 37889)]