1569380020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{28607}}^1$

素因数の和:28840

約数の個数: 48

約数和(自身を含む): 3566158848

約数和(自身を除く): 1996778828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 10972, 13715, 27430, 28607, 54860, 57214, 114428, 143035, 286070, 371891, 572140, 743782, 1487564, 1859455, 3718910, 6036077, 7437820, 12072154, 24144308, 30180385, 60360770, 78469001, 120721540, 156938002, 313876004, 392345005, 784690010, 1569380020]

約数ペア:

[(1, 1569380020), (2, 784690010), (4, 392345005), (5, 313876004), (10, 156938002), (13, 120721540), (20, 78469001), (26, 60360770), (52, 30180385), (65, 24144308), (130, 12072154), (211, 7437820), (260, 6036077), (422, 3718910), (844, 1859455), (1055, 1487564), (2110, 743782), (2743, 572140), (4220, 371891), (5486, 286070), (10972, 143035), (13715, 114428), (27430, 57214), (28607, 54860)]