143878220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{28661}}^1$

素因数の和:28921

約数の個数: 24

約数和(自身を含む): 303358608

約数和(自身を除く): 159480388

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 28661, 57322, 114644, 143305, 286610, 573220, 7193911, 14387822, 28775644, 35969555, 71939110, 143878220]

約数ペア:

[(1, 143878220), (2, 71939110), (4, 35969555), (5, 28775644), (10, 14387822), (20, 7193911), (251, 573220), (502, 286610), (1004, 143305), (1255, 114644), (2510, 57322), (5020, 28661)]