12405200

素因数分解:

$2^4\times 5^2\times {\mathrm{31013}}^1$

素因数の和:31031

約数の個数: 30

約数和(自身を含む): 29804454

約数和(自身を除く): 17399254

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 31013, 62026, 124052, 155065, 248104, 310130, 496208, 620260, 775325, 1240520, 1550650, 2481040, 3101300, 6202600, 12405200]

約数ペア:

[(1, 12405200), (2, 6202600), (4, 3101300), (5, 2481040), (8, 1550650), (10, 1240520), (16, 775325), (20, 620260), (25, 496208), (40, 310130), (50, 248104), (80, 155065), (100, 124052), (200, 62026), (400, 31013)]