4541440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{887}}^1$

素因数の和:912

約数の個数: 44

約数和(自身を含む): 10906416

約数和(自身を除く): 6364976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 887, 1024, 1280, 1774, 2560, 3548, 4435, 5120, 7096, 8870, 14192, 17740, 28384, 35480, 56768, 70960, 113536, 141920, 227072, 283840, 454144, 567680, 908288, 1135360, 2270720, 4541440]

約数ペア:

[(1, 4541440), (2, 2270720), (4, 1135360), (5, 908288), (8, 567680), (10, 454144), (16, 283840), (20, 227072), (32, 141920), (40, 113536), (64, 70960), (80, 56768), (128, 35480), (160, 28384), (256, 17740), (320, 14192), (512, 8870), (640, 7096), (887, 5120), (1024, 4435), (1280, 3548), (1774, 2560)]