20885730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{937}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 50246784

約数和(自身を除く): 29361054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 743, 937, 1486, 1874, 2229, 2811, 3715, 4458, 4685, 5622, 7430, 9370, 11145, 14055, 22290, 28110, 696191, 1392382, 2088573, 3480955, 4177146, 6961910, 10442865, 20885730]

約数ペア:

[(1, 20885730), (2, 10442865), (3, 6961910), (5, 4177146), (6, 3480955), (10, 2088573), (15, 1392382), (30, 696191), (743, 28110), (937, 22290), (1486, 14055), (1874, 11145), (2229, 9370), (2811, 7430), (3715, 5622), (4458, 4685)]