1392549130

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{405991}}^1$

素因数の和:406019

約数の個数: 32

約数和(自身を含む): 2923142400

約数和(自身を除く): 1530593270

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 405991, 811982, 2029955, 2841937, 4059910, 5683874, 14209685, 19893559, 28419370, 39787118, 99467795, 139254913, 198935590, 278509826, 696274565, 1392549130]

約数ペア:

[(1, 1392549130), (2, 696274565), (5, 278509826), (7, 198935590), (10, 139254913), (14, 99467795), (35, 39787118), (49, 28419370), (70, 19893559), (98, 14209685), (245, 5683874), (343, 4059910), (490, 2841937), (686, 2029955), (1715, 811982), (3430, 405991)]