156948420140

素因数分解:

$2^2\times 5^1\times {\mathrm{7847421007}}^1$

素因数の和:7847421016

約数の個数: 12

約数和(自身を含む): 329591682336

約数和(自身を除く): 172643262196

約数列:

[1, 2, 4, 5, 10, 20, 7847421007, 15694842014, 31389684028, 39237105035, 78474210070, 156948420140]

約数ペア:

[(1, 156948420140), (2, 78474210070), (4, 39237105035), (5, 31389684028), (10, 15694842014), (20, 7847421007)]