2663680

素因数分解:

$2^8\times 5^1\times {\mathrm{2081}}^1$

素因数の和:2102

約数の個数: 36

約数和(自身を含む): 6383412

約数和(自身を除く): 3719732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2081, 4162, 8324, 10405, 16648, 20810, 33296, 41620, 66592, 83240, 133184, 166480, 266368, 332960, 532736, 665920, 1331840, 2663680]

約数ペア:

[(1, 2663680), (2, 1331840), (4, 665920), (5, 532736), (8, 332960), (10, 266368), (16, 166480), (20, 133184), (32, 83240), (40, 66592), (64, 41620), (80, 33296), (128, 20810), (160, 16648), (256, 10405), (320, 8324), (640, 4162), (1280, 2081)]