16940540

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2441}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 35692272

約数和(自身を除く): 18751732

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 2441, 3470, 4882, 6940, 9764, 12205, 24410, 48820, 847027, 1694054, 3388108, 4235135, 8470270, 16940540]

約数ペア:

[(1, 16940540), (2, 8470270), (4, 4235135), (5, 3388108), (10, 1694054), (20, 847027), (347, 48820), (694, 24410), (1388, 12205), (1735, 9764), (2441, 6940), (3470, 4882)]