20452620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340877}}^1$

素因数の和:340889

約数の個数: 24

約数和(自身を含む): 57267504

約数和(自身を除く): 36814884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340877, 681754, 1022631, 1363508, 1704385, 2045262, 3408770, 4090524, 5113155, 6817540, 10226310, 20452620]

約数ペア:

[(1, 20452620), (2, 10226310), (3, 6817540), (4, 5113155), (5, 4090524), (6, 3408770), (10, 2045262), (12, 1704385), (15, 1363508), (20, 1022631), (30, 681754), (60, 340877)]