2012024320

素因数分解:

$2^9\times 5^1\times {\mathrm{785947}}^1$

素因数の和:785970

約数の個数: 40

約数和(自身を含む): 4824148824

約数和(自身を除く): 2812124504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 785947, 1571894, 3143788, 3929735, 6287576, 7859470, 12575152, 15718940, 25150304, 31437880, 50300608, 62875760, 100601216, 125751520, 201202432, 251503040, 402404864, 503006080, 1006012160, 2012024320]

約数ペア:

[(1, 2012024320), (2, 1006012160), (4, 503006080), (5, 402404864), (8, 251503040), (10, 201202432), (16, 125751520), (20, 100601216), (32, 62875760), (40, 50300608), (64, 31437880), (80, 25150304), (128, 15718940), (160, 12575152), (256, 7859470), (320, 6287576), (512, 3929735), (640, 3143788), (1280, 1571894), (2560, 785947)]