9806840

素因数分解:

$2^3\times 5^1\times {\mathrm{245171}}^1$

素因数の和:245182

約数の個数: 16

約数和(自身を含む): 22065480

約数和(自身を除く): 12258640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 245171, 490342, 980684, 1225855, 1961368, 2451710, 4903420, 9806840]

約数ペア:

[(1, 9806840), (2, 4903420), (4, 2451710), (5, 1961368), (8, 1225855), (10, 980684), (20, 490342), (40, 245171)]