11961740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 29390592

約数和(自身を除く): 17428852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 1987, 3010, 3974, 6020, 7948, 9935, 13909, 19870, 27818, 39740, 55636, 69545, 85441, 139090, 170882, 278180, 341764, 427205, 598087, 854410, 1196174, 1708820, 2392348, 2990435, 5980870, 11961740]

約数ペア:

[(1, 11961740), (2, 5980870), (4, 2990435), (5, 2392348), (7, 1708820), (10, 1196174), (14, 854410), (20, 598087), (28, 427205), (35, 341764), (43, 278180), (70, 170882), (86, 139090), (140, 85441), (172, 69545), (215, 55636), (301, 39740), (430, 27818), (602, 19870), (860, 13909), (1204, 9935), (1505, 7948), (1987, 6020), (3010, 3974)]