28098560

素因数分解:

$2^{14}\times 5^1\times 7^3$

素因数の和:54

約数の個数: 120

約数和(自身を含む): 78640800

約数和(自身を除く): 50542240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 512, 560, 640, 686, 784, 896, 980, 1024, 1120, 1280, 1372, 1568, 1715, 1792, 1960, 2048, 2240, 2560, 2744, 3136, 3430, 3584, 3920, 4096, 4480, 5120, 5488, 6272, 6860, 7168, 7840, 8192, 8960, 10240, 10976, 12544, 13720, 14336, 15680, 16384, 17920, 20480, 21952, 25088, 27440, 28672, 31360, 35840, 40960, 43904, 50176, 54880, 57344, 62720, 71680, 81920, 87808, 100352, 109760, 114688, 125440, 143360, 175616, 200704, 219520, 250880, 286720, 351232, 401408, 439040, 501760, 573440, 702464, 802816, 878080, 1003520, 1404928, 1756160, 2007040, 2809856, 3512320, 4014080, 5619712, 7024640, 14049280, 28098560]

約数ペア:

[(1, 28098560), (2, 14049280), (4, 7024640), (5, 5619712), (7, 4014080), (8, 3512320), (10, 2809856), (14, 2007040), (16, 1756160), (20, 1404928), (28, 1003520), (32, 878080), (35, 802816), (40, 702464), (49, 573440), (56, 501760), (64, 439040), (70, 401408), (80, 351232), (98, 286720), (112, 250880), (128, 219520), (140, 200704), (160, 175616), (196, 143360), (224, 125440), (245, 114688), (256, 109760), (280, 100352), (320, 87808), (343, 81920), (392, 71680), (448, 62720), (490, 57344), (512, 54880), (560, 50176), (640, 43904), (686, 40960), (784, 35840), (896, 31360), (980, 28672), (1024, 27440), (1120, 25088), (1280, 21952), (1372, 20480), (1568, 17920), (1715, 16384), (1792, 15680), (1960, 14336), (2048, 13720), (2240, 12544), (2560, 10976), (2744, 10240), (3136, 8960), (3430, 8192), (3584, 7840), (3920, 7168), (4096, 6860), (4480, 6272), (5120, 5488)]