20507730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683591}}^1$

素因数の和:683601

約数の個数: 16

約数和(自身を含む): 49218624

約数和(自身を除く): 28710894

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683591, 1367182, 2050773, 3417955, 4101546, 6835910, 10253865, 20507730]

約数ペア:

[(1, 20507730), (2, 10253865), (3, 6835910), (5, 4101546), (6, 3417955), (10, 2050773), (15, 1367182), (30, 683591)]