6687280

素因数分解:

$2^4\times 5^1\times {\mathrm{83591}}^1$

素因数の和:83604

約数の個数: 20

約数和(自身を含む): 15548112

約数和(自身を除く): 8860832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83591, 167182, 334364, 417955, 668728, 835910, 1337456, 1671820, 3343640, 6687280]

約数ペア:

[(1, 6687280), (2, 3343640), (4, 1671820), (5, 1337456), (8, 835910), (10, 668728), (16, 417955), (20, 334364), (40, 167182), (80, 83591)]