20233960

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1433}}^1$

素因数の和:1797

約数の個数: 32

約数和(自身を含む): 45687240

約数和(自身を除く): 25453280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1433, 1765, 2824, 2866, 3530, 5732, 7060, 7165, 11464, 14120, 14330, 28660, 57320, 505849, 1011698, 2023396, 2529245, 4046792, 5058490, 10116980, 20233960]

約数ペア:

[(1, 20233960), (2, 10116980), (4, 5058490), (5, 4046792), (8, 2529245), (10, 2023396), (20, 1011698), (40, 505849), (353, 57320), (706, 28660), (1412, 14330), (1433, 14120), (1765, 11464), (2824, 7165), (2866, 7060), (3530, 5732)]