28433800

素因数分解:

$2^3\times 5^2\times {\mathrm{142169}}^1$

素因数の和:142185

約数の個数: 24

約数和(自身を含む): 66109050

約数和(自身を除く): 37675250

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 142169, 284338, 568676, 710845, 1137352, 1421690, 2843380, 3554225, 5686760, 7108450, 14216900, 28433800]

約数ペア:

[(1, 28433800), (2, 14216900), (4, 7108450), (5, 5686760), (8, 3554225), (10, 2843380), (20, 1421690), (25, 1137352), (40, 710845), (50, 568676), (100, 284338), (200, 142169)]