28434580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14657}}^1$

素因数の和:14763

約数の個数: 24

約数和(自身を含む): 60332328

約数和(自身を除く): 31897748

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 14657, 29314, 58628, 73285, 146570, 293140, 1421729, 2843458, 5686916, 7108645, 14217290, 28434580]

約数ペア:

[(1, 28434580), (2, 14217290), (4, 7108645), (5, 5686916), (10, 2843458), (20, 1421729), (97, 293140), (194, 146570), (388, 73285), (485, 58628), (970, 29314), (1940, 14657)]