201947120

素因数分解:

$2^4\times 5^1\times {\mathrm{2524339}}^1$

素因数の和:2524352

約数の個数: 20

約数和(自身を含む): 469527240

約数和(自身を除く): 267580120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2524339, 5048678, 10097356, 12621695, 20194712, 25243390, 40389424, 50486780, 100973560, 201947120]

約数ペア:

[(1, 201947120), (2, 100973560), (4, 50486780), (5, 40389424), (8, 25243390), (10, 20194712), (16, 12621695), (20, 10097356), (40, 5048678), (80, 2524339)]