157450220

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{21929}}^1$

素因数の和:22297

約数の個数: 24

約数和(自身を含む): 331581600

約数和(自身を除く): 174131380

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 21929, 43858, 87716, 109645, 219290, 438580, 7872511, 15745022, 31490044, 39362555, 78725110, 157450220]

約数ペア:

[(1, 157450220), (2, 78725110), (4, 39362555), (5, 31490044), (10, 15745022), (20, 7872511), (359, 438580), (718, 219290), (1436, 109645), (1795, 87716), (3590, 43858), (7180, 21929)]