42840880

素因数分解:

$2^4\times 5^1\times {\mathrm{535511}}^1$

素因数の和:535524

約数の個数: 20

約数和(自身を含む): 99605232

約数和(自身を除く): 56764352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 535511, 1071022, 2142044, 2677555, 4284088, 5355110, 8568176, 10710220, 21420440, 42840880]

約数ペア:

[(1, 42840880), (2, 21420440), (4, 10710220), (5, 8568176), (8, 5355110), (10, 4284088), (16, 2677555), (20, 2142044), (40, 1071022), (80, 535511)]