2270720

素因数分解:

$2^9\times 5^1\times {\mathrm{887}}^1$

素因数の和:910

約数の個数: 40

約数和(自身を含む): 5450544

約数和(自身を除く): 3179824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 887, 1280, 1774, 2560, 3548, 4435, 7096, 8870, 14192, 17740, 28384, 35480, 56768, 70960, 113536, 141920, 227072, 283840, 454144, 567680, 1135360, 2270720]

約数ペア:

[(1, 2270720), (2, 1135360), (4, 567680), (5, 454144), (8, 283840), (10, 227072), (16, 141920), (20, 113536), (32, 70960), (40, 56768), (64, 35480), (80, 28384), (128, 17740), (160, 14192), (256, 8870), (320, 7096), (512, 4435), (640, 3548), (887, 2560), (1280, 1774)]