205991030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2942729}}^1$

素因数の和:2942743

約数の個数: 16

約数和(自身を含む): 423753120

約数和(自身を除く): 217762090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2942729, 5885458, 14713645, 20599103, 29427290, 41198206, 102995515, 205991030]

約数ペア:

[(1, 205991030), (2, 102995515), (5, 41198206), (7, 29427290), (10, 20599103), (14, 14713645), (35, 5885458), (70, 2942729)]