20025140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27061}}^1$

素因数の和:27107

約数の個数: 24

約数和(自身を含む): 43190952

約数和(自身を除く): 23165812

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27061, 54122, 108244, 135305, 270610, 541220, 1001257, 2002514, 4005028, 5006285, 10012570, 20025140]

約数ペア:

[(1, 20025140), (2, 10012570), (4, 5006285), (5, 4005028), (10, 2002514), (20, 1001257), (37, 541220), (74, 270610), (148, 135305), (185, 108244), (370, 54122), (740, 27061)]