201892820

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{22787}}^1$

素因数の和:23239

約数の個数: 24

約数和(自身を含む): 424950624

約数和(自身を除く): 223057804

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 22787, 45574, 91148, 113935, 227870, 455740, 10094641, 20189282, 40378564, 50473205, 100946410, 201892820]

約数ペア:

[(1, 201892820), (2, 100946410), (4, 50473205), (5, 40378564), (10, 20189282), (20, 10094641), (443, 455740), (886, 227870), (1772, 113935), (2215, 91148), (4430, 45574), (8860, 22787)]