809984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{113}}^1$

素因数の和:140

約数の個数: 44

約数和(自身を含む): 1866864

約数和(自身を除く): 1056880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 224, 226, 256, 448, 452, 512, 791, 896, 904, 1024, 1582, 1792, 1808, 3164, 3584, 3616, 6328, 7168, 7232, 12656, 14464, 25312, 28928, 50624, 57856, 101248, 115712, 202496, 404992, 809984]

約数ペア:

[(1, 809984), (2, 404992), (4, 202496), (7, 115712), (8, 101248), (14, 57856), (16, 50624), (28, 28928), (32, 25312), (56, 14464), (64, 12656), (112, 7232), (113, 7168), (128, 6328), (224, 3616), (226, 3584), (256, 3164), (448, 1808), (452, 1792), (512, 1582), (791, 1024), (896, 904)]