31880820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{531347}}^1$

素因数の和:531359

約数の個数: 24

約数和(自身を含む): 89266464

約数和(自身を除く): 57385644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 531347, 1062694, 1594041, 2125388, 2656735, 3188082, 5313470, 6376164, 7970205, 10626940, 15940410, 31880820]

約数ペア:

[(1, 31880820), (2, 15940410), (3, 10626940), (4, 7970205), (5, 6376164), (6, 5313470), (10, 3188082), (12, 2656735), (15, 2125388), (20, 1594041), (30, 1062694), (60, 531347)]