2078476040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1\times {\mathrm{883}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 4744958400

約数和(自身を除く): 2666482360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 709, 830, 883, 1418, 1660, 1766, 2836, 3320, 3532, 3545, 4415, 5672, 7064, 7090, 8830, 14180, 17660, 28360, 35320, 58847, 73289, 117694, 146578, 235388, 293156, 294235, 366445, 470776, 586312, 588470, 626047, 732890, 1176940, 1252094, 1465780, 2353880, 2504188, 2931560, 3130235, 5008376, 6260470, 12520940, 25041880, 51961901, 103923802, 207847604, 259809505, 415695208, 519619010, 1039238020, 2078476040]

約数ペア:

[(1, 2078476040), (2, 1039238020), (4, 519619010), (5, 415695208), (8, 259809505), (10, 207847604), (20, 103923802), (40, 51961901), (83, 25041880), (166, 12520940), (332, 6260470), (415, 5008376), (664, 3130235), (709, 2931560), (830, 2504188), (883, 2353880), (1418, 1465780), (1660, 1252094), (1766, 1176940), (2836, 732890), (3320, 626047), (3532, 588470), (3545, 586312), (4415, 470776), (5672, 366445), (7064, 294235), (7090, 293156), (8830, 235388), (14180, 146578), (17660, 117694), (28360, 73289), (35320, 58847)]