27925720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9833}}^1$

素因数の和:9915

約数の個数: 32

約数和(自身を含む): 63724320

約数和(自身を除く): 35798600

約数列:

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

約数ペア:

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