27856810

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{27581}}^1$

素因数の和:27689

約数の個数: 16

約数和(自身を含む): 50640552

約数和(自身を除く): 22783742

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 27581, 55162, 137905, 275810, 2785681, 5571362, 13928405, 27856810]

約数ペア:

[(1, 27856810), (2, 13928405), (5, 5571362), (10, 2785681), (101, 275810), (202, 137905), (505, 55162), (1010, 27581)]