134415020

素因数分解:

$2^2\times 5^1\times {\mathrm{6720751}}^1$

素因数の和:6720760

約数の個数: 12

約数和(自身を含む): 282271584

約数和(自身を除く): 147856564

約数列:

[1, 2, 4, 5, 10, 20, 6720751, 13441502, 26883004, 33603755, 67207510, 134415020]

約数ペア:

[(1, 134415020), (2, 67207510), (4, 33603755), (5, 26883004), (10, 13441502), (20, 6720751)]