27820390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214003}}^1$

素因数の和:214023

約数の個数: 16

約数和(自身を含む): 53929008

約数和(自身を除く): 26108618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 214003, 428006, 1070015, 2140030, 2782039, 5564078, 13910195, 27820390]

約数ペア:

[(1, 27820390), (2, 13910195), (5, 5564078), (10, 2782039), (13, 2140030), (26, 1070015), (65, 428006), (130, 214003)]