2017557140

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1\times {\mathrm{811}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 4272549120

約数和(自身を除く): 2254991980

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 719, 811, 865, 1438, 1622, 1730, 2876, 3244, 3460, 3595, 4055, 7190, 8110, 14380, 16220, 124387, 140303, 248774, 280606, 497548, 561212, 583109, 621935, 701515, 1166218, 1243870, 1403030, 2332436, 2487740, 2806060, 2915545, 5831090, 11662180, 100877857, 201755714, 403511428, 504389285, 1008778570, 2017557140]

約数ペア:

[(1, 2017557140), (2, 1008778570), (4, 504389285), (5, 403511428), (10, 201755714), (20, 100877857), (173, 11662180), (346, 5831090), (692, 2915545), (719, 2806060), (811, 2487740), (865, 2332436), (1438, 1403030), (1622, 1243870), (1730, 1166218), (2876, 701515), (3244, 621935), (3460, 583109), (3595, 561212), (4055, 497548), (7190, 280606), (8110, 248774), (14380, 140303), (16220, 124387)]