56426740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{165961}}^1$

素因数の和:165987

約数の個数: 24

約数和(自身を含む): 125467272

約数和(自身を除く): 69040532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 165961, 331922, 663844, 829805, 1659610, 2821337, 3319220, 5642674, 11285348, 14106685, 28213370, 56426740]

約数ペア:

[(1, 56426740), (2, 28213370), (4, 14106685), (5, 11285348), (10, 5642674), (17, 3319220), (20, 2821337), (34, 1659610), (68, 829805), (85, 663844), (170, 331922), (340, 165961)]