2560855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 3392928

約数和(自身を除く): 832073

約数列:

[1, 5, 11, 55, 101, 461, 505, 1111, 2305, 5071, 5555, 25355, 46561, 232805, 512171, 2560855]

約数ペア:

[(1, 2560855), (5, 512171), (11, 232805), (55, 46561), (101, 25355), (461, 5555), (505, 5071), (1111, 2305)]