85455640

素因数分解:

$2^3\times 5^1\times {\mathrm{2136391}}^1$

素因数の和:2136402

約数の個数: 16

約数和(自身を含む): 192275280

約数和(自身を除く): 106819640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2136391, 4272782, 8545564, 10681955, 17091128, 21363910, 42727820, 85455640]

約数ペア:

[(1, 85455640), (2, 42727820), (4, 21363910), (5, 17091128), (8, 10681955), (10, 8545564), (20, 4272782), (40, 2136391)]