11281280

素因数分解:

$2^7\times 5^1\times {\mathrm{17627}}^1$

素因数の和:17646

約数の個数: 32

約数和(自身を含む): 26970840

約数和(自身を除く): 15689560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17627, 35254, 70508, 88135, 141016, 176270, 282032, 352540, 564064, 705080, 1128128, 1410160, 2256256, 2820320, 5640640, 11281280]

約数ペア:

[(1, 11281280), (2, 5640640), (4, 2820320), (5, 2256256), (8, 1410160), (10, 1128128), (16, 705080), (20, 564064), (32, 352540), (40, 282032), (64, 176270), (80, 141016), (128, 88135), (160, 70508), (320, 35254), (640, 17627)]