202037620

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{9109}}^1$

素因数の和:10227

約数の個数: 24

約数和(自身を含む): 424708200

約数和(自身を除く): 222670580

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5545, 9109, 11090, 18218, 22180, 36436, 45545, 91090, 182180, 10101881, 20203762, 40407524, 50509405, 101018810, 202037620]

約数ペア:

[(1, 202037620), (2, 101018810), (4, 50509405), (5, 40407524), (10, 20203762), (20, 10101881), (1109, 182180), (2218, 91090), (4436, 45545), (5545, 36436), (9109, 22180), (11090, 18218)]