2688728

素因数分解:

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

素因数の和:77

約数の個数: 48

約数和(自身を含む): 6190200

約数和(自身を除く): 3501472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 361, 392, 532, 722, 931, 1064, 1444, 1862, 2527, 2888, 3724, 5054, 6859, 7448, 10108, 13718, 17689, 20216, 27436, 35378, 48013, 54872, 70756, 96026, 141512, 192052, 336091, 384104, 672182, 1344364, 2688728]

約数ペア:

[(1, 2688728), (2, 1344364), (4, 672182), (7, 384104), (8, 336091), (14, 192052), (19, 141512), (28, 96026), (38, 70756), (49, 54872), (56, 48013), (76, 35378), (98, 27436), (133, 20216), (152, 17689), (196, 13718), (266, 10108), (361, 7448), (392, 6859), (532, 5054), (722, 3724), (931, 2888), (1064, 2527), (1444, 1862)]