26863670260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1222187}}^1$

素因数の和:1222360

約数の個数: 48

約数和(自身を含む): 64883516544

約数和(自身を除く): 38019846284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 21980, 1222187, 2444374, 4888748, 6110935, 8555309, 12221870, 17110618, 24443740, 34221236, 42776545, 85553090, 171106180, 191883359, 383766718, 767533436, 959416795, 1343183513, 1918833590, 2686367026, 3837667180, 5372734052, 6715917565, 13431835130, 26863670260]

約数ペア:

[(1, 26863670260), (2, 13431835130), (4, 6715917565), (5, 5372734052), (7, 3837667180), (10, 2686367026), (14, 1918833590), (20, 1343183513), (28, 959416795), (35, 767533436), (70, 383766718), (140, 191883359), (157, 171106180), (314, 85553090), (628, 42776545), (785, 34221236), (1099, 24443740), (1570, 17110618), (2198, 12221870), (3140, 8555309), (4396, 6110935), (5495, 4888748), (10990, 2444374), (21980, 1222187)]