11081080

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2143

約数の個数: 32

約数和(自身を含む): 25124400

約数和(自身を除く): 14043320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1993, 2780, 3986, 5560, 7972, 9965, 15944, 19930, 39860, 79720, 277027, 554054, 1108108, 1385135, 2216216, 2770270, 5540540, 11081080]

約数ペア:

[(1, 11081080), (2, 5540540), (4, 2770270), (5, 2216216), (8, 1385135), (10, 1108108), (20, 554054), (40, 277027), (139, 79720), (278, 39860), (556, 19930), (695, 15944), (1112, 9965), (1390, 7972), (1993, 5560), (2780, 3986)]