11047720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1987}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 25048800

約数和(自身を除く): 14001080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1987, 2780, 3974, 5560, 7948, 9935, 15896, 19870, 39740, 79480, 276193, 552386, 1104772, 1380965, 2209544, 2761930, 5523860, 11047720]

約数ペア:

[(1, 11047720), (2, 5523860), (4, 2761930), (5, 2209544), (8, 1380965), (10, 1104772), (20, 552386), (40, 276193), (139, 79480), (278, 39740), (556, 19870), (695, 15896), (1112, 9935), (1390, 7948), (1987, 5560), (2780, 3974)]