10439140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5381}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 22152312

約数和(自身を除く): 11713172

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 5381, 10762, 21524, 26905, 53810, 107620, 521957, 1043914, 2087828, 2609785, 5219570, 10439140]

約数ペア:

[(1, 10439140), (2, 5219570), (4, 2609785), (5, 2087828), (10, 1043914), (20, 521957), (97, 107620), (194, 53810), (388, 26905), (485, 21524), (970, 10762), (1940, 5381)]