17812480

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 132

約数和(自身を含む): 50405328

約数和(自身を除く): 32592848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 128, 140, 142, 160, 196, 224, 245, 256, 280, 284, 320, 355, 392, 448, 490, 497, 512, 560, 568, 640, 710, 784, 896, 980, 994, 1024, 1120, 1136, 1280, 1420, 1568, 1792, 1960, 1988, 2240, 2272, 2485, 2560, 2840, 3136, 3479, 3584, 3920, 3976, 4480, 4544, 4970, 5120, 5680, 6272, 6958, 7168, 7840, 7952, 8960, 9088, 9940, 11360, 12544, 13916, 15680, 15904, 17395, 17920, 18176, 19880, 22720, 25088, 27832, 31360, 31808, 34790, 35840, 36352, 39760, 45440, 50176, 55664, 62720, 63616, 69580, 72704, 79520, 90880, 111328, 125440, 127232, 139160, 159040, 181760, 222656, 250880, 254464, 278320, 318080, 363520, 445312, 508928, 556640, 636160, 890624, 1113280, 1272320, 1781248, 2226560, 2544640, 3562496, 4453120, 8906240, 17812480]

約数ペア:

[(1, 17812480), (2, 8906240), (4, 4453120), (5, 3562496), (7, 2544640), (8, 2226560), (10, 1781248), (14, 1272320), (16, 1113280), (20, 890624), (28, 636160), (32, 556640), (35, 508928), (40, 445312), (49, 363520), (56, 318080), (64, 278320), (70, 254464), (71, 250880), (80, 222656), (98, 181760), (112, 159040), (128, 139160), (140, 127232), (142, 125440), (160, 111328), (196, 90880), (224, 79520), (245, 72704), (256, 69580), (280, 63616), (284, 62720), (320, 55664), (355, 50176), (392, 45440), (448, 39760), (490, 36352), (497, 35840), (512, 34790), (560, 31808), (568, 31360), (640, 27832), (710, 25088), (784, 22720), (896, 19880), (980, 18176), (994, 17920), (1024, 17395), (1120, 15904), (1136, 15680), (1280, 13916), (1420, 12544), (1568, 11360), (1792, 9940), (1960, 9088), (1988, 8960), (2240, 7952), (2272, 7840), (2485, 7168), (2560, 6958), (2840, 6272), (3136, 5680), (3479, 5120), (3584, 4970), (3920, 4544), (3976, 4480)]