849408020

素因数分解:

$2^2\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{27103}}^1$

素因数の和:28679

約数の個数: 24

約数和(自身を含む): 1784961024

約数和(自身を除く): 935553004

約数列:

[1, 2, 4, 5, 10, 20, 1567, 3134, 6268, 7835, 15670, 27103, 31340, 54206, 108412, 135515, 271030, 542060, 42470401, 84940802, 169881604, 212352005, 424704010, 849408020]

約数ペア:

[(1, 849408020), (2, 424704010), (4, 212352005), (5, 169881604), (10, 84940802), (20, 42470401), (1567, 542060), (3134, 271030), (6268, 135515), (7835, 108412), (15670, 54206), (27103, 31340)]