2544640

素因数分解:

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

素因数の和:103

約数の個数: 88

約数和(自身を含む): 7074432

約数和(自身を除く): 4529792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 256, 280, 284, 320, 355, 448, 497, 512, 560, 568, 640, 710, 896, 994, 1024, 1120, 1136, 1280, 1420, 1792, 1988, 2240, 2272, 2485, 2560, 2840, 3584, 3976, 4480, 4544, 4970, 5120, 5680, 7168, 7952, 8960, 9088, 9940, 11360, 15904, 17920, 18176, 19880, 22720, 31808, 35840, 36352, 39760, 45440, 63616, 72704, 79520, 90880, 127232, 159040, 181760, 254464, 318080, 363520, 508928, 636160, 1272320, 2544640]

約数ペア:

[(1, 2544640), (2, 1272320), (4, 636160), (5, 508928), (7, 363520), (8, 318080), (10, 254464), (14, 181760), (16, 159040), (20, 127232), (28, 90880), (32, 79520), (35, 72704), (40, 63616), (56, 45440), (64, 39760), (70, 36352), (71, 35840), (80, 31808), (112, 22720), (128, 19880), (140, 18176), (142, 17920), (160, 15904), (224, 11360), (256, 9940), (280, 9088), (284, 8960), (320, 7952), (355, 7168), (448, 5680), (497, 5120), (512, 4970), (560, 4544), (568, 4480), (640, 3976), (710, 3584), (896, 2840), (994, 2560), (1024, 2485), (1120, 2272), (1136, 2240), (1280, 1988), (1420, 1792)]