203465260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{104879}}^1$

素因数の和:104985

約数の個数: 24

約数和(自身を含む): 431686080

約数和(自身を除く): 228220820

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 104879, 209758, 419516, 524395, 1048790, 2097580, 10173263, 20346526, 40693052, 50866315, 101732630, 203465260]

約数ペア:

[(1, 203465260), (2, 101732630), (4, 50866315), (5, 40693052), (10, 20346526), (20, 10173263), (97, 2097580), (194, 1048790), (388, 524395), (485, 419516), (970, 209758), (1940, 104879)]