26891390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{24671}}^1$

素因数の和:24787

約数の個数: 16

約数和(自身を含む): 48850560

約数和(自身を除く): 21959170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 24671, 49342, 123355, 246710, 2689139, 5378278, 13445695, 26891390]

約数ペア:

[(1, 26891390), (2, 13445695), (5, 5378278), (10, 2689139), (109, 246710), (218, 123355), (545, 49342), (1090, 24671)]