8017040

素因数分解:

$2^4\times 5^1\times {\mathrm{100213}}^1$

素因数の和:100226

約数の個数: 20

約数和(自身を含む): 18639804

約数和(自身を除く): 10622764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100213, 200426, 400852, 501065, 801704, 1002130, 1603408, 2004260, 4008520, 8017040]

約数ペア:

[(1, 8017040), (2, 4008520), (4, 2004260), (5, 1603408), (8, 1002130), (10, 801704), (16, 501065), (20, 400852), (40, 200426), (80, 100213)]