39059920

素因数分解:

$2^4\times 5^1\times {\mathrm{488249}}^1$

素因数の和:488262

約数の個数: 20

約数和(自身を含む): 90814500

約数和(自身を除く): 51754580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 488249, 976498, 1952996, 2441245, 3905992, 4882490, 7811984, 9764980, 19529960, 39059920]

約数ペア:

[(1, 39059920), (2, 19529960), (4, 9764980), (5, 7811984), (8, 4882490), (10, 3905992), (16, 2441245), (20, 1952996), (40, 976498), (80, 488249)]