8242820

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1123}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 17372544

約数和(自身を除く): 9129724

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1123, 1468, 1835, 2246, 3670, 4492, 5615, 7340, 11230, 22460, 412141, 824282, 1648564, 2060705, 4121410, 8242820]

約数ペア:

[(1, 8242820), (2, 4121410), (4, 2060705), (5, 1648564), (10, 824282), (20, 412141), (367, 22460), (734, 11230), (1123, 7340), (1468, 5615), (1835, 4492), (2246, 3670)]