28163820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{469397}}^1$

素因数の和:469409

約数の個数: 24

約数和(自身を含む): 78858864

約数和(自身を除く): 50695044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 469397, 938794, 1408191, 1877588, 2346985, 2816382, 4693970, 5632764, 7040955, 9387940, 14081910, 28163820]

約数ペア:

[(1, 28163820), (2, 14081910), (3, 9387940), (4, 7040955), (5, 5632764), (6, 4693970), (10, 2816382), (12, 2346985), (15, 1877588), (20, 1408191), (30, 938794), (60, 469397)]