1675580

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 3544800

約数和(自身を除く): 1869220

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 421, 796, 842, 995, 1684, 1990, 2105, 3980, 4210, 8420, 83779, 167558, 335116, 418895, 837790, 1675580]

約数ペア:

[(1, 1675580), (2, 837790), (4, 418895), (5, 335116), (10, 167558), (20, 83779), (199, 8420), (398, 4210), (421, 3980), (796, 2105), (842, 1990), (995, 1684)]