28014880

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 66515904

約数和(自身を除く): 38501024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 563, 622, 1126, 1244, 1555, 2252, 2488, 2815, 3110, 4504, 4976, 5630, 6220, 9008, 9952, 11260, 12440, 18016, 22520, 24880, 45040, 49760, 90080, 175093, 350186, 700372, 875465, 1400744, 1750930, 2801488, 3501860, 5602976, 7003720, 14007440, 28014880]

約数ペア:

[(1, 28014880), (2, 14007440), (4, 7003720), (5, 5602976), (8, 3501860), (10, 2801488), (16, 1750930), (20, 1400744), (32, 875465), (40, 700372), (80, 350186), (160, 175093), (311, 90080), (563, 49760), (622, 45040), (1126, 24880), (1244, 22520), (1555, 18016), (2252, 12440), (2488, 11260), (2815, 9952), (3110, 9008), (4504, 6220), (4976, 5630)]