12844240

素因数分解:

$2^4\times 5^1\times {\mathrm{160553}}^1$

素因数の和:160566

約数の個数: 20

約数和(自身を含む): 29863044

約数和(自身を除く): 17018804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160553, 321106, 642212, 802765, 1284424, 1605530, 2568848, 3211060, 6422120, 12844240]

約数ペア:

[(1, 12844240), (2, 6422120), (4, 3211060), (5, 2568848), (8, 1605530), (10, 1284424), (16, 802765), (20, 642212), (40, 321106), (80, 160553)]