89305520

素因数分解:

$2^4\times 5^1\times {\mathrm{1116319}}^1$

素因数の和:1116332

約数の個数: 20

約数和(自身を含む): 207635520

約数和(自身を除く): 118330000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1116319, 2232638, 4465276, 5581595, 8930552, 11163190, 17861104, 22326380, 44652760, 89305520]

約数ペア:

[(1, 89305520), (2, 44652760), (4, 22326380), (5, 17861104), (8, 11163190), (10, 8930552), (16, 5581595), (20, 4465276), (40, 2232638), (80, 1116319)]