20458470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{681949}}^1$

素因数の和:681959

約数の個数: 16

約数和(自身を含む): 49100400

約数和(自身を除く): 28641930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 681949, 1363898, 2045847, 3409745, 4091694, 6819490, 10229235, 20458470]

約数ペア:

[(1, 20458470), (2, 10229235), (3, 6819490), (5, 4091694), (6, 3409745), (10, 2045847), (15, 1363898), (30, 681949)]