1320220888

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{169607}}^1$

素因数の和:169759

約数の個数: 32

約数和(自身を含む): 2849414400

約数和(自身を除く): 1529193512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 169607, 339214, 678428, 1187249, 1356856, 2374498, 4748996, 9497992, 23575373, 47150746, 94301492, 165027611, 188602984, 330055222, 660110444, 1320220888]

約数ペア:

[(1, 1320220888), (2, 660110444), (4, 330055222), (7, 188602984), (8, 165027611), (14, 94301492), (28, 47150746), (56, 23575373), (139, 9497992), (278, 4748996), (556, 2374498), (973, 1356856), (1112, 1187249), (1946, 678428), (3892, 339214), (7784, 169607)]