2019047820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{909481}}^1$

素因数の和:909530

約数の個数: 48

約数和(自身を含む): 5806133088

約数和(自身を除く): 3787085268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 909481, 1818962, 2728443, 3637924, 4547405, 5456886, 9094810, 10913772, 13642215, 18189620, 27284430, 33650797, 54568860, 67301594, 100952391, 134603188, 168253985, 201904782, 336507970, 403809564, 504761955, 673015940, 1009523910, 2019047820]

約数ペア:

[(1, 2019047820), (2, 1009523910), (3, 673015940), (4, 504761955), (5, 403809564), (6, 336507970), (10, 201904782), (12, 168253985), (15, 134603188), (20, 100952391), (30, 67301594), (37, 54568860), (60, 33650797), (74, 27284430), (111, 18189620), (148, 13642215), (185, 10913772), (222, 9094810), (370, 5456886), (444, 4547405), (555, 3637924), (740, 2728443), (1110, 1818962), (2220, 909481)]