28854580

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4639}}^1$

素因数の和:4959

約数の個数: 24

約数和(自身を含む): 60802560

約数和(自身を除く): 31947980

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4639, 6220, 9278, 18556, 23195, 46390, 92780, 1442729, 2885458, 5770916, 7213645, 14427290, 28854580]

約数ペア:

[(1, 28854580), (2, 14427290), (4, 7213645), (5, 5770916), (10, 2885458), (20, 1442729), (311, 92780), (622, 46390), (1244, 23195), (1555, 18556), (3110, 9278), (4639, 6220)]