28814080

素因数分解:

$2^8\times 5^1\times {\mathrm{22511}}^1$

素因数の和:22532

約数の個数: 36

約数和(自身を含む): 69021792

約数和(自身を除く): 40207712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22511, 45022, 90044, 112555, 180088, 225110, 360176, 450220, 720352, 900440, 1440704, 1800880, 2881408, 3601760, 5762816, 7203520, 14407040, 28814080]

約数ペア:

[(1, 28814080), (2, 14407040), (4, 7203520), (5, 5762816), (8, 3601760), (10, 2881408), (16, 1800880), (20, 1440704), (32, 900440), (40, 720352), (64, 450220), (80, 360176), (128, 225110), (160, 180088), (256, 112555), (320, 90044), (640, 45022), (1280, 22511)]