140220976

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9007}}^1$

素因数の和:9161

約数の個数: 40

約数和(自身を含む): 312757760

約数和(自身を除く): 172536784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 9007, 15568, 18014, 36028, 63049, 72056, 126098, 144112, 252196, 504392, 1008784, 1251973, 2503946, 5007892, 8763811, 10015784, 17527622, 20031568, 35055244, 70110488, 140220976]

約数ペア:

[(1, 140220976), (2, 70110488), (4, 35055244), (7, 20031568), (8, 17527622), (14, 10015784), (16, 8763811), (28, 5007892), (56, 2503946), (112, 1251973), (139, 1008784), (278, 504392), (556, 252196), (973, 144112), (1112, 126098), (1946, 72056), (2224, 63049), (3892, 36028), (7784, 18014), (9007, 15568)]