1260591956

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2551}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 2589136704

約数和(自身を除く): 1328544748

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 169, 172, 221, 338, 442, 559, 676, 731, 884, 1118, 1462, 2236, 2551, 2873, 2924, 5102, 5746, 7267, 9503, 10204, 11492, 14534, 19006, 29068, 33163, 38012, 43367, 66326, 86734, 109693, 123539, 132652, 173468, 219386, 247078, 431119, 438772, 494156, 563771, 862238, 1127542, 1426009, 1724476, 1864781, 2255084, 2852018, 3729562, 5704036, 7329023, 7459124, 14658046, 18538117, 24242153, 29316092, 37076234, 48484306, 74152468, 96968612, 315147989, 630295978, 1260591956]

約数ペア:

[(1, 1260591956), (2, 630295978), (4, 315147989), (13, 96968612), (17, 74152468), (26, 48484306), (34, 37076234), (43, 29316092), (52, 24242153), (68, 18538117), (86, 14658046), (169, 7459124), (172, 7329023), (221, 5704036), (338, 3729562), (442, 2852018), (559, 2255084), (676, 1864781), (731, 1724476), (884, 1426009), (1118, 1127542), (1462, 862238), (2236, 563771), (2551, 494156), (2873, 438772), (2924, 431119), (5102, 247078), (5746, 219386), (7267, 173468), (9503, 132652), (10204, 123539), (11492, 109693), (14534, 86734), (19006, 66326), (29068, 43367), (33163, 38012)]