11238820

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2089}}^1$

素因数の和:2367

約数の個数: 24

約数和(自身を含む): 23700600

約数和(自身を除く): 12461780

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2089, 2690, 4178, 5380, 8356, 10445, 20890, 41780, 561941, 1123882, 2247764, 2809705, 5619410, 11238820]

約数ペア:

[(1, 11238820), (2, 5619410), (4, 2809705), (5, 2247764), (10, 1123882), (20, 561941), (269, 41780), (538, 20890), (1076, 10445), (1345, 8356), (2089, 5380), (2690, 4178)]