20881860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348031}}^1$

素因数の和:348043

約数の個数: 24

約数和(自身を含む): 58469376

約数和(自身を除く): 37587516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348031, 696062, 1044093, 1392124, 1740155, 2088186, 3480310, 4176372, 5220465, 6960620, 10440930, 20881860]

約数ペア:

[(1, 20881860), (2, 10440930), (3, 6960620), (4, 5220465), (5, 4176372), (6, 3480310), (10, 2088186), (12, 1740155), (15, 1392124), (20, 1044093), (30, 696062), (60, 348031)]