30272080

素因数分解:

$2^4\times 5^1\times {\mathrm{378401}}^1$

素因数の和:378414

約数の個数: 20

約数和(自身を含む): 70382772

約数和(自身を除く): 40110692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 378401, 756802, 1513604, 1892005, 3027208, 3784010, 6054416, 7568020, 15136040, 30272080]

約数ペア:

[(1, 30272080), (2, 15136040), (4, 7568020), (5, 6054416), (8, 3784010), (10, 3027208), (16, 1892005), (20, 1513604), (40, 756802), (80, 378401)]