51854060

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{1999}}^1$

素因数の和:3305

約数の個数: 24

約数和(自身を含む): 109032000

約数和(自身を除く): 57177940

約数列:

[1, 2, 4, 5, 10, 20, 1297, 1999, 2594, 3998, 5188, 6485, 7996, 9995, 12970, 19990, 25940, 39980, 2592703, 5185406, 10370812, 12963515, 25927030, 51854060]

約数ペア:

[(1, 51854060), (2, 25927030), (4, 12963515), (5, 10370812), (10, 5185406), (20, 2592703), (1297, 39980), (1999, 25940), (2594, 19990), (3998, 12970), (5188, 9995), (6485, 7996)]