140561920

素因数分解:

$2^9\times 5^1\times {\mathrm{54907}}^1$

素因数の和:54930

約数の個数: 40

約数和(自身を含む): 337025304

約数和(自身を除く): 196463384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 54907, 109814, 219628, 274535, 439256, 549070, 878512, 1098140, 1757024, 2196280, 3514048, 4392560, 7028096, 8785120, 14056192, 17570240, 28112384, 35140480, 70280960, 140561920]

約数ペア:

[(1, 140561920), (2, 70280960), (4, 35140480), (5, 28112384), (8, 17570240), (10, 14056192), (16, 8785120), (20, 7028096), (32, 4392560), (40, 3514048), (64, 2196280), (80, 1757024), (128, 1098140), (160, 878512), (256, 549070), (320, 439256), (512, 274535), (640, 219628), (1280, 109814), (2560, 54907)]