2105655260

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{219797}}^1$

素因数の和:220285

約数の個数: 24

約数和(自身を含む): 4431127680

約数和(自身を除く): 2325472420

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 9580, 219797, 439594, 879188, 1098985, 2197970, 4395940, 105282763, 210565526, 421131052, 526413815, 1052827630, 2105655260]

約数ペア:

[(1, 2105655260), (2, 1052827630), (4, 526413815), (5, 421131052), (10, 210565526), (20, 105282763), (479, 4395940), (958, 2197970), (1916, 1098985), (2395, 879188), (4790, 439594), (9580, 219797)]