257520010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2341091}}^1$

素因数の和:2341109

約数の個数: 16

約数和(自身を含む): 505675872

約数和(自身を除く): 248155862

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2341091, 4682182, 11705455, 23410910, 25752001, 51504002, 128760005, 257520010]

約数ペア:

[(1, 257520010), (2, 128760005), (5, 51504002), (10, 25752001), (11, 23410910), (22, 11705455), (55, 4682182), (110, 2341091)]