262051200020

素因数分解:

$2^2\times 5^1\times {\mathrm{13102560001}}^1$

素因数の和:13102560010

約数の個数: 12

約数和(自身を含む): 550307520084

約数和(自身を除く): 288256320064

約数列:

[1, 2, 4, 5, 10, 20, 13102560001, 26205120002, 52410240004, 65512800005, 131025600010, 262051200020]

約数ペア:

[(1, 262051200020), (2, 131025600010), (4, 65512800005), (5, 52410240004), (10, 26205120002), (20, 13102560001)]