12946100

素因数分解:

$2^2\times 5^2\times {\mathrm{129461}}^1$

素因数の和:129475

約数の個数: 18

約数和(自身を含む): 28093254

約数和(自身を除く): 15147154

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 129461, 258922, 517844, 647305, 1294610, 2589220, 3236525, 6473050, 12946100]

約数ペア:

[(1, 12946100), (2, 6473050), (4, 3236525), (5, 2589220), (10, 1294610), (20, 647305), (25, 517844), (50, 258922), (100, 129461)]