22721470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 20243522

約数列:

[1, 2, 5, 10, 23, 46, 115, 223, 230, 443, 446, 886, 1115, 2215, 2230, 4430, 5129, 10189, 10258, 20378, 25645, 50945, 51290, 98789, 101890, 197578, 493945, 987890, 2272147, 4544294, 11360735, 22721470]

約数ペア:

[(1, 22721470), (2, 11360735), (5, 4544294), (10, 2272147), (23, 987890), (46, 493945), (115, 197578), (223, 101890), (230, 98789), (443, 51290), (446, 50945), (886, 25645), (1115, 20378), (2215, 10258), (2230, 10189), (4430, 5129)]