1849811780

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{479}}^1\times {\mathrm{547}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 3910878720

約数和(自身を除く): 2061066940

約数列:

[1, 2, 4, 5, 10, 20, 353, 479, 547, 706, 958, 1094, 1412, 1765, 1916, 2188, 2395, 2735, 3530, 4790, 5470, 7060, 9580, 10940, 169087, 193091, 262013, 338174, 386182, 524026, 676348, 772364, 845435, 965455, 1048052, 1310065, 1690870, 1930910, 2620130, 3381740, 3861820, 5240260, 92490589, 184981178, 369962356, 462452945, 924905890, 1849811780]

約数ペア:

[(1, 1849811780), (2, 924905890), (4, 462452945), (5, 369962356), (10, 184981178), (20, 92490589), (353, 5240260), (479, 3861820), (547, 3381740), (706, 2620130), (958, 1930910), (1094, 1690870), (1412, 1310065), (1765, 1048052), (1916, 965455), (2188, 845435), (2395, 772364), (2735, 676348), (3530, 524026), (4790, 386182), (5470, 338174), (7060, 262013), (9580, 193091), (10940, 169087)]