2019925880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{9923}}^1$

素因数の和:10668

約数の個数: 64

約数和(自身を含む): 5201763840

約数和(自身を除く): 3181837960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 727, 1454, 2908, 3635, 5089, 5816, 7270, 9923, 10178, 14540, 19846, 20356, 25445, 29080, 39692, 40712, 49615, 50890, 69461, 79384, 99230, 101780, 138922, 198460, 203560, 277844, 347305, 396920, 555688, 694610, 1389220, 2778440, 7214021, 14428042, 28856084, 36070105, 50498147, 57712168, 72140210, 100996294, 144280420, 201992588, 252490735, 288560840, 403985176, 504981470, 1009962940, 2019925880]

約数ペア:

[(1, 2019925880), (2, 1009962940), (4, 504981470), (5, 403985176), (7, 288560840), (8, 252490735), (10, 201992588), (14, 144280420), (20, 100996294), (28, 72140210), (35, 57712168), (40, 50498147), (56, 36070105), (70, 28856084), (140, 14428042), (280, 7214021), (727, 2778440), (1454, 1389220), (2908, 694610), (3635, 555688), (5089, 396920), (5816, 347305), (7270, 277844), (9923, 203560), (10178, 198460), (14540, 138922), (19846, 101780), (20356, 99230), (25445, 79384), (29080, 69461), (39692, 50890), (40712, 49615)]