28772690

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5039}}^1$

素因数の和:5617

約数の個数: 16

約数和(自身を含む): 51891840

約数和(自身を除く): 23119150

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 5039, 5710, 10078, 25195, 50390, 2877269, 5754538, 14386345, 28772690]

約数ペア:

[(1, 28772690), (2, 14386345), (5, 5754538), (10, 2877269), (571, 50390), (1142, 25195), (2855, 10078), (5039, 5710)]