22427500

素因数分解:

$2^2\times 5^4\times {\mathrm{8971}}^1$

素因数の和:8995

約数の個数: 30

約数和(自身を含む): 49049924

約数和(自身を除く): 26622424

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 8971, 17942, 35884, 44855, 89710, 179420, 224275, 448550, 897100, 1121375, 2242750, 4485500, 5606875, 11213750, 22427500]

約数ペア:

[(1, 22427500), (2, 11213750), (4, 5606875), (5, 4485500), (10, 2242750), (20, 1121375), (25, 897100), (50, 448550), (100, 224275), (125, 179420), (250, 89710), (500, 44855), (625, 35884), (1250, 17942), (2500, 8971)]