15897080

素因数分解:

$2^3\times 5^1\times {\mathrm{397427}}^1$

素因数の和:397438

約数の個数: 16

約数和(自身を含む): 35768520

約数和(自身を除く): 19871440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397427, 794854, 1589708, 1987135, 3179416, 3974270, 7948540, 15897080]

約数ペア:

[(1, 15897080), (2, 7948540), (4, 3974270), (5, 3179416), (8, 1987135), (10, 1589708), (20, 794854), (40, 397427)]