20825565540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26699443}}^1$

素因数の和:26699468

約数の個数: 48

約数和(自身を含む): 62797092288

約数和(自身を除く): 41971526748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 26699443, 53398886, 80098329, 106797772, 133497215, 160196658, 266994430, 320393316, 347092759, 400491645, 533988860, 694185518, 800983290, 1041278277, 1388371036, 1601966580, 1735463795, 2082556554, 3470927590, 4165113108, 5206391385, 6941855180, 10412782770, 20825565540]

約数ペア:

[(1, 20825565540), (2, 10412782770), (3, 6941855180), (4, 5206391385), (5, 4165113108), (6, 3470927590), (10, 2082556554), (12, 1735463795), (13, 1601966580), (15, 1388371036), (20, 1041278277), (26, 800983290), (30, 694185518), (39, 533988860), (52, 400491645), (60, 347092759), (65, 320393316), (78, 266994430), (130, 160196658), (156, 133497215), (195, 106797772), (260, 80098329), (390, 53398886), (780, 26699443)]