142375120

素因数分解:

$2^4\times 5^1\times {\mathrm{1779689}}^1$

素因数の和:1779702

約数の個数: 20

約数和(自身を含む): 331022340

約数和(自身を除く): 188647220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1779689, 3559378, 7118756, 8898445, 14237512, 17796890, 28475024, 35593780, 71187560, 142375120]

約数ペア:

[(1, 142375120), (2, 71187560), (4, 35593780), (5, 28475024), (8, 17796890), (10, 14237512), (16, 8898445), (20, 7118756), (40, 3559378), (80, 1779689)]