207655280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{370813}}^1$

素因数の和:370833

約数の個数: 40

約数和(自身を含む): 551771232

約数和(自身を除く): 344115952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 370813, 741626, 1483252, 1854065, 2595691, 2966504, 3708130, 5191382, 5933008, 7416260, 10382764, 12978455, 14832520, 20765528, 25956910, 29665040, 41531056, 51913820, 103827640, 207655280]

約数ペア:

[(1, 207655280), (2, 103827640), (4, 51913820), (5, 41531056), (7, 29665040), (8, 25956910), (10, 20765528), (14, 14832520), (16, 12978455), (20, 10382764), (28, 7416260), (35, 5933008), (40, 5191382), (56, 3708130), (70, 2966504), (80, 2595691), (112, 1854065), (140, 1483252), (280, 741626), (560, 370813)]