10640120

素因数分解:

$2^3\times 5^1\times {\mathrm{266003}}^1$

素因数の和:266014

約数の個数: 16

約数和(自身を含む): 23940360

約数和(自身を除く): 13300240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 266003, 532006, 1064012, 1330015, 2128024, 2660030, 5320060, 10640120]

約数ペア:

[(1, 10640120), (2, 5320060), (4, 2660030), (5, 2128024), (8, 1330015), (10, 1064012), (20, 532006), (40, 266003)]