28089040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50159}}^1$

素因数の和:50179

約数の個数: 40

約数和(自身を含む): 74638080

約数和(自身を除く): 46549040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50159, 100318, 200636, 250795, 351113, 401272, 501590, 702226, 802544, 1003180, 1404452, 1755565, 2006360, 2808904, 3511130, 4012720, 5617808, 7022260, 14044520, 28089040]

約数ペア:

[(1, 28089040), (2, 14044520), (4, 7022260), (5, 5617808), (7, 4012720), (8, 3511130), (10, 2808904), (14, 2006360), (16, 1755565), (20, 1404452), (28, 1003180), (35, 802544), (40, 702226), (56, 501590), (70, 401272), (80, 351113), (112, 250795), (140, 200636), (280, 100318), (560, 50159)]