22065020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25657}}^1$

素因数の和:25709

約数の個数: 24

約数和(自身を含む): 47415984

約数和(自身を除く): 25350964

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 25657, 51314, 102628, 128285, 256570, 513140, 1103251, 2206502, 4413004, 5516255, 11032510, 22065020]

約数ペア:

[(1, 22065020), (2, 11032510), (4, 5516255), (5, 4413004), (10, 2206502), (20, 1103251), (43, 513140), (86, 256570), (172, 128285), (215, 102628), (430, 51314), (860, 25657)]