2389212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 7280000

約数和(自身を除く): 4890788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 499, 532, 684, 798, 998, 1197, 1497, 1596, 1996, 2394, 2994, 3493, 4491, 4788, 5988, 6986, 8982, 9481, 10479, 13972, 17964, 18962, 20958, 28443, 31437, 37924, 41916, 56886, 62874, 66367, 85329, 113772, 125748, 132734, 170658, 199101, 265468, 341316, 398202, 597303, 796404, 1194606, 2389212]

約数ペア:

[(1, 2389212), (2, 1194606), (3, 796404), (4, 597303), (6, 398202), (7, 341316), (9, 265468), (12, 199101), (14, 170658), (18, 132734), (19, 125748), (21, 113772), (28, 85329), (36, 66367), (38, 62874), (42, 56886), (57, 41916), (63, 37924), (76, 31437), (84, 28443), (114, 20958), (126, 18962), (133, 17964), (171, 13972), (228, 10479), (252, 9481), (266, 8982), (342, 6986), (399, 5988), (499, 4788), (532, 4491), (684, 3493), (798, 2994), (998, 2394), (1197, 1996), (1497, 1596)]