12741260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91009}}^1$

素因数の和:91025

約数の個数: 24

約数和(自身を含む): 30579360

約数和(自身を除く): 17838100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91009, 182018, 364036, 455045, 637063, 910090, 1274126, 1820180, 2548252, 3185315, 6370630, 12741260]

約数ペア:

[(1, 12741260), (2, 6370630), (4, 3185315), (5, 2548252), (7, 1820180), (10, 1274126), (14, 910090), (20, 637063), (28, 455045), (35, 364036), (70, 182018), (140, 91009)]