280655872

素因数分解:

$2^{11}\times 7^1\times {\mathrm{19577}}^1$

素因数の和:19606

約数の個数: 48

約数和(自身を含む): 641375280

約数和(自身を除く): 360719408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 7168, 14336, 19577, 39154, 78308, 137039, 156616, 274078, 313232, 548156, 626464, 1096312, 1252928, 2192624, 2505856, 4385248, 5011712, 8770496, 10023424, 17540992, 20046848, 35081984, 40093696, 70163968, 140327936, 280655872]

約数ペア:

[(1, 280655872), (2, 140327936), (4, 70163968), (7, 40093696), (8, 35081984), (14, 20046848), (16, 17540992), (28, 10023424), (32, 8770496), (56, 5011712), (64, 4385248), (112, 2505856), (128, 2192624), (224, 1252928), (256, 1096312), (448, 626464), (512, 548156), (896, 313232), (1024, 274078), (1792, 156616), (2048, 137039), (3584, 78308), (7168, 39154), (14336, 19577)]