2820464

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:848

約数の個数: 20

約数和(自身を含む): 5490720

約数和(自身を除く): 2670256

約数列:

[1, 2, 4, 8, 16, 409, 431, 818, 862, 1636, 1724, 3272, 3448, 6544, 6896, 176279, 352558, 705116, 1410232, 2820464]

約数ペア:

[(1, 2820464), (2, 1410232), (4, 705116), (8, 352558), (16, 176279), (409, 6896), (431, 6544), (818, 3448), (862, 3272), (1636, 1724)]