200712280

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{25999}}^1$

素因数の和:26203

約数の個数: 32

約数和(自身を含む): 453960000

約数和(自身を除く): 253247720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 25999, 51998, 103996, 129995, 207992, 259990, 519980, 1039960, 5017807, 10035614, 20071228, 25089035, 40142456, 50178070, 100356140, 200712280]

約数ペア:

[(1, 200712280), (2, 100356140), (4, 50178070), (5, 40142456), (8, 25089035), (10, 20071228), (20, 10035614), (40, 5017807), (193, 1039960), (386, 519980), (772, 259990), (965, 207992), (1544, 129995), (1930, 103996), (3860, 51998), (7720, 25999)]