8419964

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:80

約数の個数: 72

約数和(自身を含む): 19202400

約数和(自身を除く): 10782436

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 343, 361, 476, 532, 646, 686, 722, 833, 931, 1292, 1372, 1444, 1666, 1862, 2261, 2527, 3332, 3724, 4522, 5054, 5831, 6137, 6517, 9044, 10108, 11662, 12274, 13034, 15827, 17689, 23324, 24548, 26068, 31654, 35378, 42959, 63308, 70756, 85918, 110789, 123823, 171836, 221578, 247646, 300713, 443156, 495292, 601426, 1202852, 2104991, 4209982, 8419964]

約数ペア:

[(1, 8419964), (2, 4209982), (4, 2104991), (7, 1202852), (14, 601426), (17, 495292), (19, 443156), (28, 300713), (34, 247646), (38, 221578), (49, 171836), (68, 123823), (76, 110789), (98, 85918), (119, 70756), (133, 63308), (196, 42959), (238, 35378), (266, 31654), (323, 26068), (343, 24548), (361, 23324), (476, 17689), (532, 15827), (646, 13034), (686, 12274), (722, 11662), (833, 10108), (931, 9044), (1292, 6517), (1372, 6137), (1444, 5831), (1666, 5054), (1862, 4522), (2261, 3724), (2527, 3332)]