280667072

素因数分解:

$2^6\times 7^1\times {\mathrm{626489}}^1$

素因数の和:626508

約数の個数: 28

約数和(自身を含む): 636513840

約数和(自身を除く): 355846768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 626489, 1252978, 2505956, 4385423, 5011912, 8770846, 10023824, 17541692, 20047648, 35083384, 40095296, 70166768, 140333536, 280667072]

約数ペア:

[(1, 280667072), (2, 140333536), (4, 70166768), (7, 40095296), (8, 35083384), (14, 20047648), (16, 17541692), (28, 10023824), (32, 8770846), (56, 5011912), (64, 4385423), (112, 2505956), (224, 1252978), (448, 626489)]