1338315820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3936223}}^1$

素因数の和:3936249

約数の個数: 24

約数和(自身を含む): 2975785344

約数和(自身を除く): 1637469524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3936223, 7872446, 15744892, 19681115, 39362230, 66915791, 78724460, 133831582, 267663164, 334578955, 669157910, 1338315820]

約数ペア:

[(1, 1338315820), (2, 669157910), (4, 334578955), (5, 267663164), (10, 133831582), (17, 78724460), (20, 66915791), (34, 39362230), (68, 19681115), (85, 15744892), (170, 7872446), (340, 3936223)]