3927980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28057}}^1$

素因数の和:28073

約数の個数: 24

約数和(自身を含む): 9427488

約数和(自身を除く): 5499508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28057, 56114, 112228, 140285, 196399, 280570, 392798, 561140, 785596, 981995, 1963990, 3927980]

約数ペア:

[(1, 3927980), (2, 1963990), (4, 981995), (5, 785596), (7, 561140), (10, 392798), (14, 280570), (20, 196399), (28, 140285), (35, 112228), (70, 56114), (140, 28057)]