796862720

素因数分解:

$2^8\times 5^1\times {\mathrm{622549}}^1$

素因数の和:622570

約数の個数: 36

約数和(自身を含む): 1908738300

約数和(自身を除く): 1111875580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 622549, 1245098, 2490196, 3112745, 4980392, 6225490, 9960784, 12450980, 19921568, 24901960, 39843136, 49803920, 79686272, 99607840, 159372544, 199215680, 398431360, 796862720]

約数ペア:

[(1, 796862720), (2, 398431360), (4, 199215680), (5, 159372544), (8, 99607840), (10, 79686272), (16, 49803920), (20, 39843136), (32, 24901960), (40, 19921568), (64, 12450980), (80, 9960784), (128, 6225490), (160, 4980392), (256, 3112745), (320, 2490196), (640, 1245098), (1280, 622549)]