1961508740

素因数分解:

$2^2\times 5^1\times {\mathrm{4261}}^1\times {\mathrm{23017}}^1$

素因数の和:27287

約数の個数: 24

約数和(自身を含む): 4120314072

約数和(自身を除く): 2158805332

約数列:

[1, 2, 4, 5, 10, 20, 4261, 8522, 17044, 21305, 23017, 42610, 46034, 85220, 92068, 115085, 230170, 460340, 98075437, 196150874, 392301748, 490377185, 980754370, 1961508740]

約数ペア:

[(1, 1961508740), (2, 980754370), (4, 490377185), (5, 392301748), (10, 196150874), (20, 98075437), (4261, 460340), (8522, 230170), (17044, 115085), (21305, 92068), (23017, 85220), (42610, 46034)]