28551430

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{4027}}^1$

素因数の和:4743

約数の個数: 16

約数和(自身を含む): 51477840

約数和(自身を除く): 22926410

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 4027, 7090, 8054, 20135, 40270, 2855143, 5710286, 14275715, 28551430]

約数ペア:

[(1, 28551430), (2, 14275715), (5, 5710286), (10, 2855143), (709, 40270), (1418, 20135), (3545, 8054), (4027, 7090)]