22242880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 112

約数和(自身を含む): 59253120

約数和(自身を除く): 37010240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 89, 110, 142, 160, 176, 178, 220, 284, 320, 352, 355, 356, 440, 445, 568, 704, 710, 712, 781, 880, 890, 979, 1136, 1420, 1424, 1562, 1760, 1780, 1958, 2272, 2840, 2848, 3124, 3520, 3560, 3905, 3916, 4544, 4895, 5680, 5696, 6248, 6319, 7120, 7810, 7832, 9790, 11360, 12496, 12638, 14240, 15620, 15664, 19580, 22720, 24992, 25276, 28480, 31240, 31328, 31595, 39160, 49984, 50552, 62480, 62656, 63190, 69509, 78320, 101104, 124960, 126380, 139018, 156640, 202208, 249920, 252760, 278036, 313280, 347545, 404416, 505520, 556072, 695090, 1011040, 1112144, 1390180, 2022080, 2224288, 2780360, 4448576, 5560720, 11121440, 22242880]

約数ペア:

[(1, 22242880), (2, 11121440), (4, 5560720), (5, 4448576), (8, 2780360), (10, 2224288), (11, 2022080), (16, 1390180), (20, 1112144), (22, 1011040), (32, 695090), (40, 556072), (44, 505520), (55, 404416), (64, 347545), (71, 313280), (80, 278036), (88, 252760), (89, 249920), (110, 202208), (142, 156640), (160, 139018), (176, 126380), (178, 124960), (220, 101104), (284, 78320), (320, 69509), (352, 63190), (355, 62656), (356, 62480), (440, 50552), (445, 49984), (568, 39160), (704, 31595), (710, 31328), (712, 31240), (781, 28480), (880, 25276), (890, 24992), (979, 22720), (1136, 19580), (1420, 15664), (1424, 15620), (1562, 14240), (1760, 12638), (1780, 12496), (1958, 11360), (2272, 9790), (2840, 7832), (2848, 7810), (3124, 7120), (3520, 6319), (3560, 6248), (3905, 5696), (3916, 5680), (4544, 4895)]