20762420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148303}}^1$

素因数の和:148319

約数の個数: 24

約数和(自身を含む): 49830144

約数和(自身を除く): 29067724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148303, 296606, 593212, 741515, 1038121, 1483030, 2076242, 2966060, 4152484, 5190605, 10381210, 20762420]

約数ペア:

[(1, 20762420), (2, 10381210), (4, 5190605), (5, 4152484), (7, 2966060), (10, 2076242), (14, 1483030), (20, 1038121), (28, 741515), (35, 593212), (70, 296606), (140, 148303)]