2017992520

素因数分解:

$2^3\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{22859}}^1$

素因数の和:25077

約数の個数: 32

約数和(自身を含む): 4542739200

約数和(自身を除く): 2524746680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2207, 4414, 8828, 11035, 17656, 22070, 22859, 44140, 45718, 88280, 91436, 114295, 182872, 228590, 457180, 914360, 50449813, 100899626, 201799252, 252249065, 403598504, 504498130, 1008996260, 2017992520]

約数ペア:

[(1, 2017992520), (2, 1008996260), (4, 504498130), (5, 403598504), (8, 252249065), (10, 201799252), (20, 100899626), (40, 50449813), (2207, 914360), (4414, 457180), (8828, 228590), (11035, 182872), (17656, 114295), (22070, 91436), (22859, 88280), (44140, 45718)]