25340420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181003}}^1$

素因数の和:181019

約数の個数: 24

約数和(自身を含む): 60817344

約数和(自身を除く): 35476924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181003, 362006, 724012, 905015, 1267021, 1810030, 2534042, 3620060, 5068084, 6335105, 12670210, 25340420]

約数ペア:

[(1, 25340420), (2, 12670210), (4, 6335105), (5, 5068084), (7, 3620060), (10, 2534042), (14, 1810030), (20, 1267021), (28, 905015), (35, 724012), (70, 362006), (140, 181003)]