19680260

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4297}}^1$

素因数の和:4535

約数の個数: 24

約数和(自身を含む): 41518680

約数和(自身を除く): 21838420

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4297, 4580, 8594, 17188, 21485, 42970, 85940, 984013, 1968026, 3936052, 4920065, 9840130, 19680260]

約数ペア:

[(1, 19680260), (2, 9840130), (4, 4920065), (5, 3936052), (10, 1968026), (20, 984013), (229, 85940), (458, 42970), (916, 21485), (1145, 17188), (2290, 8594), (4297, 4580)]