85787120

素因数分解:

$2^4\times 5^1\times {\mathrm{1072339}}^1$

素因数の和:1072352

約数の個数: 20

約数和(自身を含む): 199455240

約数和(自身を除く): 113668120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1072339, 2144678, 4289356, 5361695, 8578712, 10723390, 17157424, 21446780, 42893560, 85787120]

約数ペア:

[(1, 85787120), (2, 42893560), (4, 21446780), (5, 17157424), (8, 10723390), (10, 8578712), (16, 5361695), (20, 4289356), (40, 2144678), (80, 1072339)]