27857788160

素因数分解:

$2^8\times 5^1\times {\mathrm{21763897}}^1$

素因数の和:21763918

約数の個数: 36

約数和(自身を含む): 66728111268

約数和(自身を除く): 38870323108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21763897, 43527794, 87055588, 108819485, 174111176, 217638970, 348222352, 435277940, 696444704, 870555880, 1392889408, 1741111760, 2785778816, 3482223520, 5571557632, 6964447040, 13928894080, 27857788160]

約数ペア:

[(1, 27857788160), (2, 13928894080), (4, 6964447040), (5, 5571557632), (8, 3482223520), (10, 2785778816), (16, 1741111760), (20, 1392889408), (32, 870555880), (40, 696444704), (64, 435277940), (80, 348222352), (128, 217638970), (160, 174111176), (256, 108819485), (320, 87055588), (640, 43527794), (1280, 21763897)]