17085880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 44352000

約数和(自身を除く): 27266120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 439, 556, 695, 878, 973, 1112, 1390, 1756, 1946, 2195, 2780, 3073, 3512, 3892, 4390, 4865, 5560, 6146, 7784, 8780, 9730, 12292, 15365, 17560, 19460, 24584, 30730, 38920, 61021, 61460, 122042, 122920, 244084, 305105, 427147, 488168, 610210, 854294, 1220420, 1708588, 2135735, 2440840, 3417176, 4271470, 8542940, 17085880]

約数ペア:

[(1, 17085880), (2, 8542940), (4, 4271470), (5, 3417176), (7, 2440840), (8, 2135735), (10, 1708588), (14, 1220420), (20, 854294), (28, 610210), (35, 488168), (40, 427147), (56, 305105), (70, 244084), (139, 122920), (140, 122042), (278, 61460), (280, 61021), (439, 38920), (556, 30730), (695, 24584), (878, 19460), (973, 17560), (1112, 15365), (1390, 12292), (1756, 9730), (1946, 8780), (2195, 7784), (2780, 6146), (3073, 5560), (3512, 4865), (3892, 4390)]