56005880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1596

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 89146120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1439, 1946, 2780, 2878, 3892, 4865, 5560, 5756, 7195, 7784, 9730, 10073, 11512, 14390, 19460, 20146, 28780, 38920, 40292, 50365, 57560, 80584, 100730, 200021, 201460, 400042, 402920, 800084, 1000105, 1400147, 1600168, 2000210, 2800294, 4000420, 5600588, 7000735, 8000840, 11201176, 14001470, 28002940, 56005880]

約数ペア:

[(1, 56005880), (2, 28002940), (4, 14001470), (5, 11201176), (7, 8000840), (8, 7000735), (10, 5600588), (14, 4000420), (20, 2800294), (28, 2000210), (35, 1600168), (40, 1400147), (56, 1000105), (70, 800084), (139, 402920), (140, 400042), (278, 201460), (280, 200021), (556, 100730), (695, 80584), (973, 57560), (1112, 50365), (1390, 40292), (1439, 38920), (1946, 28780), (2780, 20146), (2878, 19460), (3892, 14390), (4865, 11512), (5560, 10073), (5756, 9730), (7195, 7784)]