28576460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129893}}^1$

素因数の和:129913

約数の個数: 24

約数和(自身を含む): 65466576

約数和(自身を除く): 36890116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129893, 259786, 519572, 649465, 1298930, 1428823, 2597860, 2857646, 5715292, 7144115, 14288230, 28576460]

約数ペア:

[(1, 28576460), (2, 14288230), (4, 7144115), (5, 5715292), (10, 2857646), (11, 2597860), (20, 1428823), (22, 1298930), (44, 649465), (55, 519572), (110, 259786), (220, 129893)]