2552806580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1434161}}^1$

素因数の和:1434259

約数の個数: 24

約数和(自身を含む): 5421132360

約数和(自身を除く): 2868325780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 1434161, 2868322, 5736644, 7170805, 14341610, 28683220, 127640329, 255280658, 510561316, 638201645, 1276403290, 2552806580]

約数ペア:

[(1, 2552806580), (2, 1276403290), (4, 638201645), (5, 510561316), (10, 255280658), (20, 127640329), (89, 28683220), (178, 14341610), (356, 7170805), (445, 5736644), (890, 2868322), (1780, 1434161)]