28018850

素因数分解:

$2^1\times 5^2\times {\mathrm{499}}^1\times {\mathrm{1123}}^1$

素因数の和:1634

約数の個数: 24

約数和(自身を含む): 52266000

約数和(自身を除く): 24247150

約数列:

[1, 2, 5, 10, 25, 50, 499, 998, 1123, 2246, 2495, 4990, 5615, 11230, 12475, 24950, 28075, 56150, 560377, 1120754, 2801885, 5603770, 14009425, 28018850]

約数ペア:

[(1, 28018850), (2, 14009425), (5, 5603770), (10, 2801885), (25, 1120754), (50, 560377), (499, 56150), (998, 28075), (1123, 24950), (2246, 12475), (2495, 11230), (4990, 5615)]