28468990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258809}}^1$

素因数の和:258827

約数の個数: 16

約数和(自身を含む): 55902960

約数和(自身を除く): 27433970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 258809, 517618, 1294045, 2588090, 2846899, 5693798, 14234495, 28468990]

約数ペア:

[(1, 28468990), (2, 14234495), (5, 5693798), (10, 2846899), (11, 2588090), (22, 1294045), (55, 517618), (110, 258809)]