9426980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3391}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 19944960

約数和(自身を除く): 10517980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 3391, 6782, 13564, 16955, 33910, 67820, 471349, 942698, 1885396, 2356745, 4713490, 9426980]

約数ペア:

[(1, 9426980), (2, 4713490), (4, 2356745), (5, 1885396), (10, 942698), (20, 471349), (139, 67820), (278, 33910), (556, 16955), (695, 13564), (1390, 6782), (2780, 3391)]