15450640

素因数分解:

$2^4\times 5^1\times {\mathrm{193133}}^1$

素因数の和:193146

約数の個数: 20

約数和(自身を含む): 35922924

約数和(自身を除く): 20472284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193133, 386266, 772532, 965665, 1545064, 1931330, 3090128, 3862660, 7725320, 15450640]

約数ペア:

[(1, 15450640), (2, 7725320), (4, 3862660), (5, 3090128), (8, 1931330), (10, 1545064), (16, 965665), (20, 772532), (40, 386266), (80, 193133)]