17931520

素因数分解:

$2^8\times 5^1\times {\mathrm{14009}}^1$

素因数の和:14030

約数の個数: 36

約数和(自身を含む): 42954660

約数和(自身を除く): 25023140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14009, 28018, 56036, 70045, 112072, 140090, 224144, 280180, 448288, 560360, 896576, 1120720, 1793152, 2241440, 3586304, 4482880, 8965760, 17931520]

約数ペア:

[(1, 17931520), (2, 8965760), (4, 4482880), (5, 3586304), (8, 2241440), (10, 1793152), (16, 1120720), (20, 896576), (32, 560360), (40, 448288), (64, 280180), (80, 224144), (128, 140090), (160, 112072), (256, 70045), (320, 56036), (640, 28018), (1280, 14009)]