201800210

素因数分解:

$2^1\times 5^1\times {\mathrm{3889}}^1\times {\mathrm{5189}}^1$

素因数の和:9085

約数の個数: 16

約数和(自身を含む): 363403800

約数和(自身を除く): 161603590

約数列:

[1, 2, 5, 10, 3889, 5189, 7778, 10378, 19445, 25945, 38890, 51890, 20180021, 40360042, 100900105, 201800210]

約数ペア:

[(1, 201800210), (2, 100900105), (5, 40360042), (10, 20180021), (3889, 51890), (5189, 38890), (7778, 25945), (10378, 19445)]