140809984

素因数分解:

$2^8\times 7^1\times {\mathrm{78577}}^1$

素因数の和:78600

約数の個数: 36

約数和(自身を含む): 321226864

約数和(自身を除く): 180416880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 78577, 157154, 314308, 550039, 628616, 1100078, 1257232, 2200156, 2514464, 4400312, 5028928, 8800624, 10057856, 17601248, 20115712, 35202496, 70404992, 140809984]

約数ペア:

[(1, 140809984), (2, 70404992), (4, 35202496), (7, 20115712), (8, 17601248), (14, 10057856), (16, 8800624), (28, 5028928), (32, 4400312), (56, 2514464), (64, 2200156), (112, 1257232), (128, 1100078), (224, 628616), (256, 550039), (448, 314308), (896, 157154), (1792, 78577)]