2911390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2671}}^1$

素因数の和:2787

約数の個数: 16

約数和(自身を含む): 5290560

約数和(自身を除く): 2379170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 2671, 5342, 13355, 26710, 291139, 582278, 1455695, 2911390]

約数ペア:

[(1, 2911390), (2, 1455695), (5, 582278), (10, 291139), (109, 26710), (218, 13355), (545, 5342), (1090, 2671)]