211868020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{116411}}^1$

素因数の和:116440

約数の個数: 48

約数和(自身を含む): 547602048

約数和(自身を除く): 335734028

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 116411, 232822, 465644, 582055, 814877, 1164110, 1513343, 1629754, 2328220, 3026686, 3259508, 4074385, 6053372, 7566715, 8148770, 10593401, 15133430, 16297540, 21186802, 30266860, 42373604, 52967005, 105934010, 211868020]

約数ペア:

[(1, 211868020), (2, 105934010), (4, 52967005), (5, 42373604), (7, 30266860), (10, 21186802), (13, 16297540), (14, 15133430), (20, 10593401), (26, 8148770), (28, 7566715), (35, 6053372), (52, 4074385), (65, 3259508), (70, 3026686), (91, 2328220), (130, 1629754), (140, 1513343), (182, 1164110), (260, 814877), (364, 582055), (455, 465644), (910, 232822), (1820, 116411)]