8202020

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1033}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 17284344

約数和(自身を除く): 9082324

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1033, 1588, 1985, 2066, 3970, 4132, 5165, 7940, 10330, 20660, 410101, 820202, 1640404, 2050505, 4101010, 8202020]

約数ペア:

[(1, 8202020), (2, 4101010), (4, 2050505), (5, 1640404), (10, 820202), (20, 410101), (397, 20660), (794, 10330), (1033, 7940), (1588, 5165), (1985, 4132), (2066, 3970)]