812821210

素因数分解:

$2^1\times 5^1\times {\mathrm{3739}}^1\times {\mathrm{21739}}^1$

素因数の和:25485

約数の個数: 16

約数和(自身を含む): 1463536800

約数和(自身を除く): 650715590

約数列:

[1, 2, 5, 10, 3739, 7478, 18695, 21739, 37390, 43478, 108695, 217390, 81282121, 162564242, 406410605, 812821210]

約数ペア:

[(1, 812821210), (2, 406410605), (5, 162564242), (10, 81282121), (3739, 217390), (7478, 108695), (18695, 43478), (21739, 37390)]