39640408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 78392160

約数和(自身を除く): 38751752

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 184, 194, 388, 776, 2221, 2231, 4442, 4462, 8884, 8924, 17768, 17848, 51083, 102166, 204332, 215437, 408664, 430874, 861748, 1723496, 4955051, 9910102, 19820204, 39640408]

約数ペア:

[(1, 39640408), (2, 19820204), (4, 9910102), (8, 4955051), (23, 1723496), (46, 861748), (92, 430874), (97, 408664), (184, 215437), (194, 204332), (388, 102166), (776, 51083), (2221, 17848), (2231, 17768), (4442, 8924), (4462, 8884)]