1381569310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{31321}}^1$

素因数の和:31740

約数の個数: 32

約数和(自身を含む): 2719751904

約数和(自身を除く): 1338182594

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 2005, 4010, 4411, 8822, 22055, 31321, 44110, 62642, 156605, 313210, 344531, 689062, 1722655, 3445310, 12559721, 25119442, 62798605, 125597210, 138156931, 276313862, 690784655, 1381569310]

約数ペア:

[(1, 1381569310), (2, 690784655), (5, 276313862), (10, 138156931), (11, 125597210), (22, 62798605), (55, 25119442), (110, 12559721), (401, 3445310), (802, 1722655), (2005, 689062), (4010, 344531), (4411, 313210), (8822, 156605), (22055, 62642), (31321, 44110)]