340765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 16

約数和(自身を含む): 457920

約数和(自身を除く): 117155

約数列:

[1, 5, 17, 19, 85, 95, 211, 323, 1055, 1615, 3587, 4009, 17935, 20045, 68153, 340765]

約数ペア:

[(1, 340765), (5, 68153), (17, 20045), (19, 17935), (85, 4009), (95, 3587), (211, 1615), (323, 1055)]