1255256890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1410401}}^1$

素因数の和:1410497

約数の個数: 16

約数和(自身を含む): 2284851240

約数和(自身を除く): 1029594350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1410401, 2820802, 7052005, 14104010, 125525689, 251051378, 627628445, 1255256890]

約数ペア:

[(1, 1255256890), (2, 627628445), (5, 251051378), (10, 125525689), (89, 14104010), (178, 7052005), (445, 2820802), (890, 1410401)]