20160993020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1583}}^1\times {\mathrm{90971}}^1$

素因数の和:92570

約数の個数: 48

約数和(自身を含む): 48417481728

約数和(自身を除く): 28256488708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1583, 3166, 6332, 7915, 11081, 15830, 22162, 31660, 44324, 55405, 90971, 110810, 181942, 221620, 363884, 454855, 636797, 909710, 1273594, 1819420, 2547188, 3183985, 6367970, 12735940, 144007093, 288014186, 576028372, 720035465, 1008049651, 1440070930, 2016099302, 2880141860, 4032198604, 5040248255, 10080496510, 20160993020]

約数ペア:

[(1, 20160993020), (2, 10080496510), (4, 5040248255), (5, 4032198604), (7, 2880141860), (10, 2016099302), (14, 1440070930), (20, 1008049651), (28, 720035465), (35, 576028372), (70, 288014186), (140, 144007093), (1583, 12735940), (3166, 6367970), (6332, 3183985), (7915, 2547188), (11081, 1819420), (15830, 1273594), (22162, 909710), (31660, 636797), (44324, 454855), (55405, 363884), (90971, 221620), (110810, 181942)]