12823040

素因数分解:

$2^9\times 5^1\times {\mathrm{5009}}^1$

素因数の和:5032

約数の個数: 40

約数和(自身を含む): 30751380

約数和(自身を除く): 17928340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5009, 10018, 20036, 25045, 40072, 50090, 80144, 100180, 160288, 200360, 320576, 400720, 641152, 801440, 1282304, 1602880, 2564608, 3205760, 6411520, 12823040]

約数ペア:

[(1, 12823040), (2, 6411520), (4, 3205760), (5, 2564608), (8, 1602880), (10, 1282304), (16, 801440), (20, 641152), (32, 400720), (40, 320576), (64, 200360), (80, 160288), (128, 100180), (160, 80144), (256, 50090), (320, 40072), (512, 25045), (640, 20036), (1280, 10018), (2560, 5009)]