40644920

素因数分解:

$2^3\times 5^1\times {\mathrm{1016123}}^1$

素因数の和:1016134

約数の個数: 16

約数和(自身を含む): 91451160

約数和(自身を除く): 50806240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1016123, 2032246, 4064492, 5080615, 8128984, 10161230, 20322460, 40644920]

約数ペア:

[(1, 40644920), (2, 20322460), (4, 10161230), (5, 8128984), (8, 5080615), (10, 4064492), (20, 2032246), (40, 1016123)]