31115870

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{37489}}^1$

素因数の和:37579

約数の個数: 16

約数和(自身を含む): 56684880

約数和(自身を除く): 25569010

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 37489, 74978, 187445, 374890, 3111587, 6223174, 15557935, 31115870]

約数ペア:

[(1, 31115870), (2, 15557935), (5, 6223174), (10, 3111587), (83, 374890), (166, 187445), (415, 74978), (830, 37489)]