27841280

素因数分解:

$2^8\times 5^1\times {\mathrm{21751}}^1$

素因数の和:21772

約数の個数: 36

約数和(自身を含む): 66691632

約数和(自身を除く): 38850352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21751, 43502, 87004, 108755, 174008, 217510, 348016, 435020, 696032, 870040, 1392064, 1740080, 2784128, 3480160, 5568256, 6960320, 13920640, 27841280]

約数ペア:

[(1, 27841280), (2, 13920640), (4, 6960320), (5, 5568256), (8, 3480160), (10, 2784128), (16, 1740080), (20, 1392064), (32, 870040), (40, 696032), (64, 435020), (80, 348016), (128, 217510), (160, 174008), (256, 108755), (320, 87004), (640, 43502), (1280, 21751)]