22528880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25601}}^1$

素因数の和:25625

約数の個数: 40

約数和(自身を含む): 57143664

約数和(自身を除く): 34614784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 25601, 51202, 102404, 128005, 204808, 256010, 281611, 409616, 512020, 563222, 1024040, 1126444, 1408055, 2048080, 2252888, 2816110, 4505776, 5632220, 11264440, 22528880]

約数ペア:

[(1, 22528880), (2, 11264440), (4, 5632220), (5, 4505776), (8, 2816110), (10, 2252888), (11, 2048080), (16, 1408055), (20, 1126444), (22, 1024040), (40, 563222), (44, 512020), (55, 409616), (80, 281611), (88, 256010), (110, 204808), (176, 128005), (220, 102404), (440, 51202), (880, 25601)]