1980924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 5174400

約数和(自身を除く): 3193476

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 349, 473, 516, 698, 946, 1047, 1396, 1419, 1892, 2094, 2838, 3839, 4188, 5676, 7678, 11517, 15007, 15356, 23034, 30014, 45021, 46068, 60028, 90042, 165077, 180084, 330154, 495231, 660308, 990462, 1980924]

約数ペア:

[(1, 1980924), (2, 990462), (3, 660308), (4, 495231), (6, 330154), (11, 180084), (12, 165077), (22, 90042), (33, 60028), (43, 46068), (44, 45021), (66, 30014), (86, 23034), (129, 15356), (132, 15007), (172, 11517), (258, 7678), (349, 5676), (473, 4188), (516, 3839), (698, 2838), (946, 2094), (1047, 1892), (1396, 1419)]