2064080

素因数分解:

$2^4\times 5^1\times {\mathrm{25801}}^1$

素因数の和:25814

約数の個数: 20

約数和(自身を含む): 4799172

約数和(自身を除く): 2735092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25801, 51602, 103204, 129005, 206408, 258010, 412816, 516020, 1032040, 2064080]

約数ペア:

[(1, 2064080), (2, 1032040), (4, 516020), (5, 412816), (8, 258010), (10, 206408), (16, 129005), (20, 103204), (40, 51602), (80, 25801)]