57138820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{29453}}^1$

素因数の和:29559

約数の個数: 24

約数和(自身を含む): 121232664

約数和(自身を除く): 64093844

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 29453, 58906, 117812, 147265, 294530, 589060, 2856941, 5713882, 11427764, 14284705, 28569410, 57138820]

約数ペア:

[(1, 57138820), (2, 28569410), (4, 14284705), (5, 11427764), (10, 5713882), (20, 2856941), (97, 589060), (194, 294530), (388, 147265), (485, 117812), (970, 58906), (1940, 29453)]