8584990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20939}}^1$

素因数の和:20987

約数の個数: 16

約数和(自身を含む): 15830640

約数和(自身を除く): 7245650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 20939, 41878, 104695, 209390, 858499, 1716998, 4292495, 8584990]

約数ペア:

[(1, 8584990), (2, 4292495), (5, 1716998), (10, 858499), (41, 209390), (82, 104695), (205, 41878), (410, 20939)]