40644268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{4021}}^1$

素因数の和:4070

約数の個数: 36

約数和(自身を含む): 85813392

約数和(自身を除く): 45169124

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 4021, 5054, 8042, 10108, 16084, 28147, 56294, 76399, 112588, 152798, 305596, 534793, 1069586, 1451581, 2139172, 2903162, 5806324, 10161067, 20322134, 40644268]

約数ペア:

[(1, 40644268), (2, 20322134), (4, 10161067), (7, 5806324), (14, 2903162), (19, 2139172), (28, 1451581), (38, 1069586), (76, 534793), (133, 305596), (266, 152798), (361, 112588), (532, 76399), (722, 56294), (1444, 28147), (2527, 16084), (4021, 10108), (5054, 8042)]