11409280

素因数分解:

$2^7\times 5^1\times {\mathrm{17827}}^1$

素因数の和:17846

約数の個数: 32

約数和(自身を含む): 27276840

約数和(自身を除く): 15867560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17827, 35654, 71308, 89135, 142616, 178270, 285232, 356540, 570464, 713080, 1140928, 1426160, 2281856, 2852320, 5704640, 11409280]

約数ペア:

[(1, 11409280), (2, 5704640), (4, 2852320), (5, 2281856), (8, 1426160), (10, 1140928), (16, 713080), (20, 570464), (32, 356540), (40, 285232), (64, 178270), (80, 142616), (128, 89135), (160, 71308), (320, 35654), (640, 17827)]