254265470

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{39667}}^1$

素因数の和:40315

約数の個数: 16

約数和(自身を含む): 458403408

約数和(自身を除く): 204137938

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 39667, 79334, 198335, 396670, 25426547, 50853094, 127132735, 254265470]

約数ペア:

[(1, 254265470), (2, 127132735), (5, 50853094), (10, 25426547), (641, 396670), (1282, 198335), (3205, 79334), (6410, 39667)]