2606080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{509}}^1$

素因数の和:534

約数の個数: 44

約数和(自身を含む): 6263820

約数和(自身を除く): 3657740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 509, 512, 640, 1018, 1024, 1280, 2036, 2545, 2560, 4072, 5090, 5120, 8144, 10180, 16288, 20360, 32576, 40720, 65152, 81440, 130304, 162880, 260608, 325760, 521216, 651520, 1303040, 2606080]

約数ペア:

[(1, 2606080), (2, 1303040), (4, 651520), (5, 521216), (8, 325760), (10, 260608), (16, 162880), (20, 130304), (32, 81440), (40, 65152), (64, 40720), (80, 32576), (128, 20360), (160, 16288), (256, 10180), (320, 8144), (509, 5120), (512, 5090), (640, 4072), (1018, 2560), (1024, 2545), (1280, 2036)]