30996040

素因数分解:

$2^3\times 5^1\times {\mathrm{774901}}^1$

素因数の和:774912

約数の個数: 16

約数和(自身を含む): 69741180

約数和(自身を除く): 38745140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 774901, 1549802, 3099604, 3874505, 6199208, 7749010, 15498020, 30996040]

約数ペア:

[(1, 30996040), (2, 15498020), (4, 7749010), (5, 6199208), (8, 3874505), (10, 3099604), (20, 1549802), (40, 774901)]