219625760

素因数分解:

$2^5\times 5^1\times {\mathrm{1372661}}^1$

素因数の和:1372676

約数の個数: 24

約数和(自身を含む): 518866236

約数和(自身を除く): 299240476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1372661, 2745322, 5490644, 6863305, 10981288, 13726610, 21962576, 27453220, 43925152, 54906440, 109812880, 219625760]

約数ペア:

[(1, 219625760), (2, 109812880), (4, 54906440), (5, 43925152), (8, 27453220), (10, 21962576), (16, 13726610), (20, 10981288), (32, 6863305), (40, 5490644), (80, 2745322), (160, 1372661)]