320320420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2288003}}^1$

素因数の和:2288019

約数の個数: 24

約数和(自身を含む): 768769344

約数和(自身を除く): 448448924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2288003, 4576006, 9152012, 11440015, 16016021, 22880030, 32032042, 45760060, 64064084, 80080105, 160160210, 320320420]

約数ペア:

[(1, 320320420), (2, 160160210), (4, 80080105), (5, 64064084), (7, 45760060), (10, 32032042), (14, 22880030), (20, 16016021), (28, 11440015), (35, 9152012), (70, 4576006), (140, 2288003)]