204435260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{105379}}^1$

素因数の和:105485

約数の個数: 24

約数和(自身を含む): 433744080

約数和(自身を除く): 229308820

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 105379, 210758, 421516, 526895, 1053790, 2107580, 10221763, 20443526, 40887052, 51108815, 102217630, 204435260]

約数ペア:

[(1, 204435260), (2, 102217630), (4, 51108815), (5, 40887052), (10, 20443526), (20, 10221763), (97, 2107580), (194, 1053790), (388, 526895), (485, 421516), (970, 210758), (1940, 105379)]