898984580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3457633}}^1$

素因数の和:3457655

約数の個数: 24

約数和(自身を含む): 2033088792

約数和(自身を除く): 1134104212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3457633, 6915266, 13830532, 17288165, 34576330, 44949229, 69152660, 89898458, 179796916, 224746145, 449492290, 898984580]

約数ペア:

[(1, 898984580), (2, 449492290), (4, 224746145), (5, 179796916), (10, 89898458), (13, 69152660), (20, 44949229), (26, 34576330), (52, 17288165), (65, 13830532), (130, 6915266), (260, 3457633)]