20594260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14503}}^1$

素因数の和:14583

約数の個数: 24

約数和(自身を含む): 43860096

約数和(自身を除く): 23265836

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 14503, 29006, 58012, 72515, 145030, 290060, 1029713, 2059426, 4118852, 5148565, 10297130, 20594260]

約数ペア:

[(1, 20594260), (2, 10297130), (4, 5148565), (5, 4118852), (10, 2059426), (20, 1029713), (71, 290060), (142, 145030), (284, 72515), (355, 58012), (710, 29006), (1420, 14503)]