4542140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11953}}^1$

素因数の和:11981

約数の個数: 24

約数和(自身を含む): 10041360

約数和(自身を除く): 5499220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 11953, 23906, 47812, 59765, 119530, 227107, 239060, 454214, 908428, 1135535, 2271070, 4542140]

約数ペア:

[(1, 4542140), (2, 2271070), (4, 1135535), (5, 908428), (10, 454214), (19, 239060), (20, 227107), (38, 119530), (76, 59765), (95, 47812), (190, 23906), (380, 11953)]