30887060

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1549}}^1$

素因数の和:2555

約数の個数: 24

約数和(自身を含む): 64969800

約数和(自身を除く): 34082740

約数列:

[1, 2, 4, 5, 10, 20, 997, 1549, 1994, 3098, 3988, 4985, 6196, 7745, 9970, 15490, 19940, 30980, 1544353, 3088706, 6177412, 7721765, 15443530, 30887060]

約数ペア:

[(1, 30887060), (2, 15443530), (4, 7721765), (5, 6177412), (10, 3088706), (20, 1544353), (997, 30980), (1549, 19940), (1994, 15490), (3098, 9970), (3988, 7745), (4985, 6196)]