5560720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 14463360

約数和(自身を除く): 8902640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 89, 110, 142, 176, 178, 220, 284, 355, 356, 440, 445, 568, 710, 712, 781, 880, 890, 979, 1136, 1420, 1424, 1562, 1780, 1958, 2840, 3124, 3560, 3905, 3916, 4895, 5680, 6248, 6319, 7120, 7810, 7832, 9790, 12496, 12638, 15620, 15664, 19580, 25276, 31240, 31595, 39160, 50552, 62480, 63190, 69509, 78320, 101104, 126380, 139018, 252760, 278036, 347545, 505520, 556072, 695090, 1112144, 1390180, 2780360, 5560720]

約数ペア:

[(1, 5560720), (2, 2780360), (4, 1390180), (5, 1112144), (8, 695090), (10, 556072), (11, 505520), (16, 347545), (20, 278036), (22, 252760), (40, 139018), (44, 126380), (55, 101104), (71, 78320), (80, 69509), (88, 63190), (89, 62480), (110, 50552), (142, 39160), (176, 31595), (178, 31240), (220, 25276), (284, 19580), (355, 15664), (356, 15620), (440, 12638), (445, 12496), (568, 9790), (710, 7832), (712, 7810), (781, 7120), (880, 6319), (890, 6248), (979, 5680), (1136, 4895), (1420, 3916), (1424, 3905), (1562, 3560), (1780, 3124), (1958, 2840)]