806140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 1793232

約数和(自身を除く): 987092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2371, 4742, 9484, 11855, 23710, 40307, 47420, 80614, 161228, 201535, 403070, 806140]

約数ペア:

[(1, 806140), (2, 403070), (4, 201535), (5, 161228), (10, 80614), (17, 47420), (20, 40307), (34, 23710), (68, 11855), (85, 9484), (170, 4742), (340, 2371)]