122462020

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{10993}}^1$

素因数の和:11559

約数の個数: 24

約数和(自身を含む): 257655384

約数和(自身を除く): 135193364

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 10993, 11140, 21986, 43972, 54965, 109930, 219860, 6123101, 12246202, 24492404, 30615505, 61231010, 122462020]

約数ペア:

[(1, 122462020), (2, 61231010), (4, 30615505), (5, 24492404), (10, 12246202), (20, 6123101), (557, 219860), (1114, 109930), (2228, 54965), (2785, 43972), (5570, 21986), (10993, 11140)]