2798080

素因数分解:

$2^9\times 5^1\times {\mathrm{1093}}^1$

素因数の和:1116

約数の個数: 40

約数和(自身を含む): 6714972

約数和(自身を除く): 3916892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1093, 1280, 2186, 2560, 4372, 5465, 8744, 10930, 17488, 21860, 34976, 43720, 69952, 87440, 139904, 174880, 279808, 349760, 559616, 699520, 1399040, 2798080]

約数ペア:

[(1, 2798080), (2, 1399040), (4, 699520), (5, 559616), (8, 349760), (10, 279808), (16, 174880), (20, 139904), (32, 87440), (40, 69952), (64, 43720), (80, 34976), (128, 21860), (160, 17488), (256, 10930), (320, 8744), (512, 5465), (640, 4372), (1093, 2560), (1280, 2186)]