1159040

素因数分解:

$2^7\times 5^1\times {\mathrm{1811}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 2772360

約数和(自身を除く): 1613320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1811, 3622, 7244, 9055, 14488, 18110, 28976, 36220, 57952, 72440, 115904, 144880, 231808, 289760, 579520, 1159040]

約数ペア:

[(1, 1159040), (2, 579520), (4, 289760), (5, 231808), (8, 144880), (10, 115904), (16, 72440), (20, 57952), (32, 36220), (40, 28976), (64, 18110), (80, 14488), (128, 9055), (160, 7244), (320, 3622), (640, 1811)]