39872420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284803}}^1$

素因数の和:284819

約数の個数: 24

約数和(自身を含む): 95694144

約数和(自身を除く): 55821724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284803, 569606, 1139212, 1424015, 1993621, 2848030, 3987242, 5696060, 7974484, 9968105, 19936210, 39872420]

約数ペア:

[(1, 39872420), (2, 19936210), (4, 9968105), (5, 7974484), (7, 5696060), (10, 3987242), (14, 2848030), (20, 1993621), (28, 1424015), (35, 1139212), (70, 569606), (140, 284803)]