289222390

素因数分解:

$2^1\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{20183}}^1$

素因数の和:21623

約数の個数: 16

約数和(自身を含む): 520989408

約数和(自身を除く): 231767018

約数列:

[1, 2, 5, 10, 1433, 2866, 7165, 14330, 20183, 40366, 100915, 201830, 28922239, 57844478, 144611195, 289222390]

約数ペア:

[(1, 289222390), (2, 144611195), (5, 57844478), (10, 28922239), (1433, 201830), (2866, 100915), (7165, 40366), (14330, 20183)]