7264640

素因数分解:

$2^7\times 5^1\times {\mathrm{11351}}^1$

素因数の和:11370

約数の個数: 32

約数和(自身を含む): 17368560

約数和(自身を除く): 10103920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 11351, 22702, 45404, 56755, 90808, 113510, 181616, 227020, 363232, 454040, 726464, 908080, 1452928, 1816160, 3632320, 7264640]

約数ペア:

[(1, 7264640), (2, 3632320), (4, 1816160), (5, 1452928), (8, 908080), (10, 726464), (16, 454040), (20, 363232), (32, 227020), (40, 181616), (64, 113510), (80, 90808), (128, 56755), (160, 45404), (320, 22702), (640, 11351)]