84890060

素因数分解:

$2^2\times 5^1\times {\mathrm{4244503}}^1$

素因数の和:4244512

約数の個数: 12

約数和(自身を含む): 178269168

約数和(自身を除く): 93379108

約数列:

[1, 2, 4, 5, 10, 20, 4244503, 8489006, 16978012, 21222515, 42445030, 84890060]

約数ペア:

[(1, 84890060), (2, 42445030), (4, 21222515), (5, 16978012), (10, 8489006), (20, 4244503)]