140442040

素因数分解:

$2^3\times 5^1\times {\mathrm{3511051}}^1$

素因数の和:3511062

約数の個数: 16

約数和(自身を含む): 315994680

約数和(自身を除く): 175552640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3511051, 7022102, 14044204, 17555255, 28088408, 35110510, 70221020, 140442040]

約数ペア:

[(1, 140442040), (2, 70221020), (4, 35110510), (5, 28088408), (8, 17555255), (10, 14044204), (20, 7022102), (40, 3511051)]