22289990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 19873210

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 398, 487, 974, 995, 1990, 2435, 4577, 4870, 9154, 11201, 22402, 22885, 45770, 56005, 96913, 112010, 193826, 484565, 969130, 2228999, 4457998, 11144995, 22289990]

約数ペア:

[(1, 22289990), (2, 11144995), (5, 4457998), (10, 2228999), (23, 969130), (46, 484565), (115, 193826), (199, 112010), (230, 96913), (398, 56005), (487, 45770), (974, 22885), (995, 22402), (1990, 11201), (2435, 9154), (4577, 4870)]