28366400

素因数分解:

$2^6\times 5^2\times {\mathrm{17729}}^1$

素因数の和:17751

約数の個数: 42

約数和(自身を含む): 69803010

約数和(自身を除く): 41436610

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 17729, 35458, 70916, 88645, 141832, 177290, 283664, 354580, 443225, 567328, 709160, 886450, 1134656, 1418320, 1772900, 2836640, 3545800, 5673280, 7091600, 14183200, 28366400]

約数ペア:

[(1, 28366400), (2, 14183200), (4, 7091600), (5, 5673280), (8, 3545800), (10, 2836640), (16, 1772900), (20, 1418320), (25, 1134656), (32, 886450), (40, 709160), (50, 567328), (64, 443225), (80, 354580), (100, 283664), (160, 177290), (200, 141832), (320, 88645), (400, 70916), (800, 35458), (1600, 17729)]