11091580

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{839}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 23355360

約数和(自身を除く): 12263780

約数列:

[1, 2, 4, 5, 10, 20, 661, 839, 1322, 1678, 2644, 3305, 3356, 4195, 6610, 8390, 13220, 16780, 554579, 1109158, 2218316, 2772895, 5545790, 11091580]

約数ペア:

[(1, 11091580), (2, 5545790), (4, 2772895), (5, 2218316), (10, 1109158), (20, 554579), (661, 16780), (839, 13220), (1322, 8390), (1678, 6610), (2644, 4195), (3305, 3356)]