20346130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{290659}}^1$

素因数の和:290673

約数の個数: 16

約数和(自身を含む): 41855040

約数和(自身を除く): 21508910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 290659, 581318, 1453295, 2034613, 2906590, 4069226, 10173065, 20346130]

約数ペア:

[(1, 20346130), (2, 10173065), (5, 4069226), (7, 2906590), (10, 2034613), (14, 1453295), (35, 581318), (70, 290659)]