20968120

素因数分解:

$2^3\times 5^1\times {\mathrm{524203}}^1$

素因数の和:524214

約数の個数: 16

約数和(自身を含む): 47178360

約数和(自身を除く): 26210240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 524203, 1048406, 2096812, 2621015, 4193624, 5242030, 10484060, 20968120]

約数ペア:

[(1, 20968120), (2, 10484060), (4, 5242030), (5, 4193624), (8, 2621015), (10, 2096812), (20, 1048406), (40, 524203)]