55851440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9833}}^1$

素因数の和:9917

約数の個数: 40

約数和(自身を含む): 131696928

約数和(自身を除く): 75845488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 9833, 19666, 39332, 49165, 78664, 98330, 157328, 196660, 393320, 698143, 786640, 1396286, 2792572, 3490715, 5585144, 6981430, 11170288, 13962860, 27925720, 55851440]

約数ペア:

[(1, 55851440), (2, 27925720), (4, 13962860), (5, 11170288), (8, 6981430), (10, 5585144), (16, 3490715), (20, 2792572), (40, 1396286), (71, 786640), (80, 698143), (142, 393320), (284, 196660), (355, 157328), (568, 98330), (710, 78664), (1136, 49165), (1420, 39332), (2840, 19666), (5680, 9833)]