28589420

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4567}}^1$

素因数の和:4889

約数の個数: 24

約数和(自身を含む): 60242784

約数和(自身を除く): 31653364

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 4567, 6260, 9134, 18268, 22835, 45670, 91340, 1429471, 2858942, 5717884, 7147355, 14294710, 28589420]

約数ペア:

[(1, 28589420), (2, 14294710), (4, 7147355), (5, 5717884), (10, 2858942), (20, 1429471), (313, 91340), (626, 45670), (1252, 22835), (1565, 18268), (3130, 9134), (4567, 6260)]