20005980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333433}}^1$

素因数の和:333445

約数の個数: 24

約数和(自身を含む): 56016912

約数和(自身を除く): 36010932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333433, 666866, 1000299, 1333732, 1667165, 2000598, 3334330, 4001196, 5001495, 6668660, 10002990, 20005980]

約数ペア:

[(1, 20005980), (2, 10002990), (3, 6668660), (4, 5001495), (5, 4001196), (6, 3334330), (10, 2000598), (12, 1667165), (15, 1333732), (20, 1000299), (30, 666866), (60, 333433)]