20090530

素因数分解:

$2^1\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{1549}}^1$

素因数の和:2853

約数の個数: 16

約数和(自身を含む): 36214200

約数和(自身を除く): 16123670

約数列:

[1, 2, 5, 10, 1297, 1549, 2594, 3098, 6485, 7745, 12970, 15490, 2009053, 4018106, 10045265, 20090530]

約数ペア:

[(1, 20090530), (2, 10045265), (5, 4018106), (10, 2009053), (1297, 15490), (1549, 12970), (2594, 7745), (3098, 6485)]