3208840

素因数分解:

$2^3\times 5^1\times {\mathrm{80221}}^1$

素因数の和:80232

約数の個数: 16

約数和(自身を含む): 7219980

約数和(自身を除く): 4011140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 80221, 160442, 320884, 401105, 641768, 802210, 1604420, 3208840]

約数ペア:

[(1, 3208840), (2, 1604420), (4, 802210), (5, 641768), (8, 401105), (10, 320884), (20, 160442), (40, 80221)]