17278540

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1307}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 36367632

約数和(自身を除く): 19089092

約数列:

[1, 2, 4, 5, 10, 20, 661, 1307, 1322, 2614, 2644, 3305, 5228, 6535, 6610, 13070, 13220, 26140, 863927, 1727854, 3455708, 4319635, 8639270, 17278540]

約数ペア:

[(1, 17278540), (2, 8639270), (4, 4319635), (5, 3455708), (10, 1727854), (20, 863927), (661, 26140), (1307, 13220), (1322, 13070), (2614, 6610), (2644, 6535), (3305, 5228)]