17708140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8123}}^1$

素因数の和:8241

約数の個数: 24

約数和(自身を含む): 37532880

約数和(自身を除く): 19824740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 8123, 16246, 32492, 40615, 81230, 162460, 885407, 1770814, 3541628, 4427035, 8854070, 17708140]

約数ペア:

[(1, 17708140), (2, 8854070), (4, 4427035), (5, 3541628), (10, 1770814), (20, 885407), (109, 162460), (218, 81230), (436, 40615), (545, 32492), (1090, 16246), (2180, 8123)]