6560240

素因数分解:

$2^4\times 5^1\times {\mathrm{82003}}^1$

素因数の和:82016

約数の個数: 20

約数和(自身を含む): 15252744

約数和(自身を除く): 8692504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 82003, 164006, 328012, 410015, 656024, 820030, 1312048, 1640060, 3280120, 6560240]

約数ペア:

[(1, 6560240), (2, 3280120), (4, 1640060), (5, 1312048), (8, 820030), (10, 656024), (16, 410015), (20, 328012), (40, 164006), (80, 82003)]