245087138020

素因数分解:

$2^2\times 5^1\times {\mathrm{12254356901}}^1$

素因数の和:12254356910

約数の個数: 12

約数和(自身を含む): 514682989884

約数和(自身を除く): 269595851864

約数列:

[1, 2, 4, 5, 10, 20, 12254356901, 24508713802, 49017427604, 61271784505, 122543569010, 245087138020]

約数ペア:

[(1, 245087138020), (2, 122543569010), (4, 61271784505), (5, 49017427604), (10, 24508713802), (20, 12254356901)]