854828840

素因数分解:

$2^3\times 5^1\times {\mathrm{21370721}}^1$

素因数の和:21370732

約数の個数: 16

約数和(自身を含む): 1923364980

約数和(自身を除く): 1068536140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21370721, 42741442, 85482884, 106853605, 170965768, 213707210, 427414420, 854828840]

約数ペア:

[(1, 854828840), (2, 427414420), (4, 213707210), (5, 170965768), (8, 106853605), (10, 85482884), (20, 42741442), (40, 21370721)]