120803120

素因数分解:

$2^4\times 5^1\times {\mathrm{1510039}}^1$

素因数の和:1510052

約数の個数: 20

約数和(自身を含む): 280867440

約数和(自身を除く): 160064320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1510039, 3020078, 6040156, 7550195, 12080312, 15100390, 24160624, 30200780, 60401560, 120803120]

約数ペア:

[(1, 120803120), (2, 60401560), (4, 30200780), (5, 24160624), (8, 15100390), (10, 12080312), (16, 7550195), (20, 6040156), (40, 3020078), (80, 1510039)]