140145656

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4493}}^1$

素因数の和:5063

約数の個数: 32

約数和(自身を含む): 300918240

約数和(自身を除く): 160772584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 2228, 3899, 4456, 4493, 7798, 8986, 15596, 17972, 31192, 31451, 35944, 62902, 125804, 251608, 2502601, 5005202, 10010404, 17518207, 20020808, 35036414, 70072828, 140145656]

約数ペア:

[(1, 140145656), (2, 70072828), (4, 35036414), (7, 20020808), (8, 17518207), (14, 10010404), (28, 5005202), (56, 2502601), (557, 251608), (1114, 125804), (2228, 62902), (3899, 35944), (4456, 31451), (4493, 31192), (7798, 17972), (8986, 15596)]