28329910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{404713}}^1$

素因数の和:404727

約数の個数: 16

約数和(自身を含む): 58278816

約数和(自身を除く): 29948906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 404713, 809426, 2023565, 2832991, 4047130, 5665982, 14164955, 28329910]

約数ペア:

[(1, 28329910), (2, 14164955), (5, 5665982), (7, 4047130), (10, 2832991), (14, 2023565), (35, 809426), (70, 404713)]