803120

素因数分解:

$2^4\times 5^1\times {\mathrm{10039}}^1$

素因数の和:10052

約数の個数: 20

約数和(自身を含む): 1867440

約数和(自身を除く): 1064320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10039, 20078, 40156, 50195, 80312, 100390, 160624, 200780, 401560, 803120]

約数ペア:

[(1, 803120), (2, 401560), (4, 200780), (5, 160624), (8, 100390), (10, 80312), (16, 50195), (20, 40156), (40, 20078), (80, 10039)]