263670085820

素因数分解:

$2^2\times 5^1\times {\mathrm{13183504291}}^1$

素因数の和:13183504300

約数の個数: 12

約数和(自身を含む): 553707180264

約数和(自身を除く): 290037094444

約数列:

[1, 2, 4, 5, 10, 20, 13183504291, 26367008582, 52734017164, 65917521455, 131835042910, 263670085820]

約数ペア:

[(1, 263670085820), (2, 131835042910), (4, 65917521455), (5, 52734017164), (10, 26367008582), (20, 13183504291)]