20222290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7993}}^1$

素因数の和:8034

約数の個数: 32

約数和(自身を含む): 41440896

約数和(自身を除く): 21218606

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7993, 15986, 39965, 79930, 87923, 175846, 183839, 367678, 439615, 879230, 919195, 1838390, 2022229, 4044458, 10111145, 20222290]

約数ペア:

[(1, 20222290), (2, 10111145), (5, 4044458), (10, 2022229), (11, 1838390), (22, 919195), (23, 879230), (46, 439615), (55, 367678), (110, 183839), (115, 175846), (230, 87923), (253, 79930), (506, 39965), (1265, 15986), (2530, 7993)]