124600420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{890003}}^1$

素因数の和:890019

約数の個数: 24

約数和(自身を含む): 299041344

約数和(自身を除く): 174440924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 890003, 1780006, 3560012, 4450015, 6230021, 8900030, 12460042, 17800060, 24920084, 31150105, 62300210, 124600420]

約数ペア:

[(1, 124600420), (2, 62300210), (4, 31150105), (5, 24920084), (7, 17800060), (10, 12460042), (14, 8900030), (20, 6230021), (28, 4450015), (35, 3560012), (70, 1780006), (140, 890003)]