209745290

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{25301}}^1$

素因数の和:26137

約数の個数: 16

約数和(自身を含む): 378011880

約数和(自身を除く): 168266590

約数列:

[1, 2, 5, 10, 829, 1658, 4145, 8290, 25301, 50602, 126505, 253010, 20974529, 41949058, 104872645, 209745290]

約数ペア:

[(1, 209745290), (2, 104872645), (5, 41949058), (10, 20974529), (829, 253010), (1658, 126505), (4145, 50602), (8290, 25301)]