38990920

素因数分解:

$2^3\times 5^1\times {\mathrm{974773}}^1$

素因数の和:974784

約数の個数: 16

約数和(自身を含む): 87729660

約数和(自身を除く): 48738740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974773, 1949546, 3899092, 4873865, 7798184, 9747730, 19495460, 38990920]

約数ペア:

[(1, 38990920), (2, 19495460), (4, 9747730), (5, 7798184), (8, 4873865), (10, 3899092), (20, 1949546), (40, 974773)]