2077180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 5132736

約数和(自身を除く): 3055556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 401, 518, 740, 802, 1036, 1295, 1604, 2005, 2590, 2807, 4010, 5180, 5614, 8020, 11228, 14035, 14837, 28070, 29674, 56140, 59348, 74185, 103859, 148370, 207718, 296740, 415436, 519295, 1038590, 2077180]

約数ペア:

[(1, 2077180), (2, 1038590), (4, 519295), (5, 415436), (7, 296740), (10, 207718), (14, 148370), (20, 103859), (28, 74185), (35, 59348), (37, 56140), (70, 29674), (74, 28070), (140, 14837), (148, 14035), (185, 11228), (259, 8020), (370, 5614), (401, 5180), (518, 4010), (740, 2807), (802, 2590), (1036, 2005), (1295, 1604)]