12908840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46103}}^1$

素因数の和:46121

約数の個数: 32

約数和(自身を含む): 33194880

約数和(自身を除く): 20286040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46103, 92206, 184412, 230515, 322721, 368824, 461030, 645442, 922060, 1290884, 1613605, 1844120, 2581768, 3227210, 6454420, 12908840]

約数ペア:

[(1, 12908840), (2, 6454420), (4, 3227210), (5, 2581768), (7, 1844120), (8, 1613605), (10, 1290884), (14, 922060), (20, 645442), (28, 461030), (35, 368824), (40, 322721), (56, 230515), (70, 184412), (140, 92206), (280, 46103)]