203417980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4057}}^1$

素因数の和:4198

約数の個数: 48

約数和(自身を含む): 449951040

約数和(自身を除く): 246533060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 2180, 2507, 4057, 5014, 8114, 10028, 12535, 16228, 20285, 25070, 40570, 50140, 81140, 93311, 186622, 373244, 442213, 466555, 884426, 933110, 1768852, 1866220, 2211065, 4422130, 8844260, 10170899, 20341798, 40683596, 50854495, 101708990, 203417980]

約数ペア:

[(1, 203417980), (2, 101708990), (4, 50854495), (5, 40683596), (10, 20341798), (20, 10170899), (23, 8844260), (46, 4422130), (92, 2211065), (109, 1866220), (115, 1768852), (218, 933110), (230, 884426), (436, 466555), (460, 442213), (545, 373244), (1090, 186622), (2180, 93311), (2507, 81140), (4057, 50140), (5014, 40570), (8114, 25070), (10028, 20285), (12535, 16228)]