28609210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{408703}}^1$

素因数の和:408717

約数の個数: 16

約数和(自身を含む): 58853376

約数和(自身を除く): 30244166

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 408703, 817406, 2043515, 2860921, 4087030, 5721842, 14304605, 28609210]

約数ペア:

[(1, 28609210), (2, 14304605), (5, 5721842), (7, 4087030), (10, 2860921), (14, 2043515), (35, 817406), (70, 408703)]