20070145120

素因数分解:

$2^5\times 5^1\times {\mathrm{709}}^1\times {\mathrm{176923}}^1$

素因数の和:177647

約数の個数: 48

約数和(自身を含む): 47482863120

約数和(自身を除く): 27412718000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 709, 1418, 2836, 3545, 5672, 7090, 11344, 14180, 22688, 28360, 56720, 113440, 176923, 353846, 707692, 884615, 1415384, 1769230, 2830768, 3538460, 5661536, 7076920, 14153840, 28307680, 125438407, 250876814, 501753628, 627192035, 1003507256, 1254384070, 2007014512, 2508768140, 4014029024, 5017536280, 10035072560, 20070145120]

約数ペア:

[(1, 20070145120), (2, 10035072560), (4, 5017536280), (5, 4014029024), (8, 2508768140), (10, 2007014512), (16, 1254384070), (20, 1003507256), (32, 627192035), (40, 501753628), (80, 250876814), (160, 125438407), (709, 28307680), (1418, 14153840), (2836, 7076920), (3545, 5661536), (5672, 3538460), (7090, 2830768), (11344, 1769230), (14180, 1415384), (22688, 884615), (28360, 707692), (56720, 353846), (113440, 176923)]