1520238412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{259781}}^1$

素因数の和:259822

約数の個数: 48

約数和(自身を含む): 3491470080

約数和(自身を除く): 1971231668

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 259781, 519562, 1039124, 1818467, 2857591, 3636934, 4935839, 5715182, 7273868, 9871678, 11430364, 19743356, 20003137, 34550873, 40006274, 54294229, 69101746, 80012548, 108588458, 138203492, 217176916, 380059603, 760119206, 1520238412]

約数ペア:

[(1, 1520238412), (2, 760119206), (4, 380059603), (7, 217176916), (11, 138203492), (14, 108588458), (19, 80012548), (22, 69101746), (28, 54294229), (38, 40006274), (44, 34550873), (76, 20003137), (77, 19743356), (133, 11430364), (154, 9871678), (209, 7273868), (266, 5715182), (308, 4935839), (418, 3636934), (532, 2857591), (836, 1818467), (1463, 1039124), (2926, 519562), (5852, 259781)]