26778860

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1327}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 56333760

約数和(自身を除く): 29554900

約数列:

[1, 2, 4, 5, 10, 20, 1009, 1327, 2018, 2654, 4036, 5045, 5308, 6635, 10090, 13270, 20180, 26540, 1338943, 2677886, 5355772, 6694715, 13389430, 26778860]

約数ペア:

[(1, 26778860), (2, 13389430), (4, 6694715), (5, 5355772), (10, 2677886), (20, 1338943), (1009, 26540), (1327, 20180), (2018, 13270), (2654, 10090), (4036, 6635), (5045, 5308)]