28221130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{403159}}^1$

素因数の和:403173

約数の個数: 16

約数和(自身を含む): 58055040

約数和(自身を除く): 29833910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 403159, 806318, 2015795, 2822113, 4031590, 5644226, 14110565, 28221130]

約数ペア:

[(1, 28221130), (2, 14110565), (5, 5644226), (7, 4031590), (10, 2822113), (14, 2015795), (35, 806318), (70, 403159)]