11218540

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{859}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 23622480

約数和(自身を除く): 12403940

約数列:

[1, 2, 4, 5, 10, 20, 653, 859, 1306, 1718, 2612, 3265, 3436, 4295, 6530, 8590, 13060, 17180, 560927, 1121854, 2243708, 2804635, 5609270, 11218540]

約数ペア:

[(1, 11218540), (2, 5609270), (4, 2804635), (5, 2243708), (10, 1121854), (20, 560927), (653, 17180), (859, 13060), (1306, 8590), (1718, 6530), (2612, 4295), (3265, 3436)]