26277940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 59834880

約数和(自身を除く): 33556940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 479, 844, 958, 1055, 1916, 2110, 2395, 2743, 4220, 4790, 5486, 6227, 9580, 10972, 12454, 13715, 24908, 27430, 31135, 54860, 62270, 101069, 124540, 202138, 404276, 505345, 1010690, 1313897, 2021380, 2627794, 5255588, 6569485, 13138970, 26277940]

約数ペア:

[(1, 26277940), (2, 13138970), (4, 6569485), (5, 5255588), (10, 2627794), (13, 2021380), (20, 1313897), (26, 1010690), (52, 505345), (65, 404276), (130, 202138), (211, 124540), (260, 101069), (422, 62270), (479, 54860), (844, 31135), (958, 27430), (1055, 24908), (1916, 13715), (2110, 12454), (2395, 10972), (2743, 9580), (4220, 6227), (4790, 5486)]