2564290

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1$

素因数の和:1877

約数の個数: 16

約数和(自身を含む): 4649400

約数和(自身を除く): 2085110

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 1721, 3442, 8605, 17210, 256429, 512858, 1282145, 2564290]

約数ペア:

[(1, 2564290), (2, 1282145), (5, 512858), (10, 256429), (149, 17210), (298, 8605), (745, 3442), (1490, 1721)]