26691880

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1789}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 60251400

約数和(自身を除く): 33559520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1789, 1865, 2984, 3578, 3730, 7156, 7460, 8945, 14312, 14920, 17890, 35780, 71560, 667297, 1334594, 2669188, 3336485, 5338376, 6672970, 13345940, 26691880]

約数ペア:

[(1, 26691880), (2, 13345940), (4, 6672970), (5, 5338376), (8, 3336485), (10, 2669188), (20, 1334594), (40, 667297), (373, 71560), (746, 35780), (1492, 17890), (1789, 14920), (1865, 14312), (2984, 8945), (3578, 7460), (3730, 7156)]