170346820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1216763}}^1$

素因数の和:1216779

約数の個数: 24

約数和(自身を含む): 408832704

約数和(自身を除く): 238485884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1216763, 2433526, 4867052, 6083815, 8517341, 12167630, 17034682, 24335260, 34069364, 42586705, 85173410, 170346820]

約数ペア:

[(1, 170346820), (2, 85173410), (4, 42586705), (5, 34069364), (7, 24335260), (10, 17034682), (14, 12167630), (20, 8517341), (28, 6083815), (35, 4867052), (70, 2433526), (140, 1216763)]