1121920

素因数分解:

$2^7\times 5^1\times {\mathrm{1753}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 2683620

約数和(自身を除く): 1561700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1753, 3506, 7012, 8765, 14024, 17530, 28048, 35060, 56096, 70120, 112192, 140240, 224384, 280480, 560960, 1121920]

約数ペア:

[(1, 1121920), (2, 560960), (4, 280480), (5, 224384), (8, 140240), (10, 112192), (16, 70120), (20, 56096), (32, 35060), (40, 28048), (64, 17530), (80, 14024), (128, 8765), (160, 7012), (320, 3506), (640, 1753)]