1380571610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^2\times {\mathrm{2011}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 2747056032

約数和(自身を除く): 1366484422

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 2011, 4022, 4345, 6241, 8690, 10055, 12482, 20110, 22121, 31205, 44242, 62410, 68651, 110605, 137302, 158869, 221210, 317738, 343255, 686510, 794345, 1588690, 1747559, 3495118, 8737795, 12550651, 17475590, 25101302, 62753255, 125506510, 138057161, 276114322, 690285805, 1380571610]

約数ペア:

[(1, 1380571610), (2, 690285805), (5, 276114322), (10, 138057161), (11, 125506510), (22, 62753255), (55, 25101302), (79, 17475590), (110, 12550651), (158, 8737795), (395, 3495118), (790, 1747559), (869, 1588690), (1738, 794345), (2011, 686510), (4022, 343255), (4345, 317738), (6241, 221210), (8690, 158869), (10055, 137302), (12482, 110605), (20110, 68651), (22121, 62410), (31205, 44242)]