6403120

素因数分解:

$2^4\times 5^1\times {\mathrm{80039}}^1$

素因数の和:80052

約数の個数: 20

約数和(自身を含む): 14887440

約数和(自身を除く): 8484320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 80039, 160078, 320156, 400195, 640312, 800390, 1280624, 1600780, 3201560, 6403120]

約数ペア:

[(1, 6403120), (2, 3201560), (4, 1600780), (5, 1280624), (8, 800390), (10, 640312), (16, 400195), (20, 320156), (40, 160078), (80, 80039)]