25991740

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2141}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 54698112

約数和(自身を除く): 28706372

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2141, 2428, 3035, 4282, 6070, 8564, 10705, 12140, 21410, 42820, 1299587, 2599174, 5198348, 6497935, 12995870, 25991740]

約数ペア:

[(1, 25991740), (2, 12995870), (4, 6497935), (5, 5198348), (10, 2599174), (20, 1299587), (607, 42820), (1214, 21410), (2141, 12140), (2428, 10705), (3035, 8564), (4282, 6070)]