105808840

素因数分解:

$2^3\times 5^1\times {\mathrm{2645221}}^1$

素因数の和:2645232

約数の個数: 16

約数和(自身を含む): 238069980

約数和(自身を除く): 132261140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2645221, 5290442, 10580884, 13226105, 21161768, 26452210, 52904420, 105808840]

約数ペア:

[(1, 105808840), (2, 52904420), (4, 26452210), (5, 21161768), (8, 13226105), (10, 10580884), (20, 5290442), (40, 2645221)]