1177738660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{60521}}^1$

素因数の和:60676

約数の個数: 48

約数和(自身を含む): 2846954880

約数和(自身を除く): 1669216220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 60521, 121042, 242084, 302605, 423647, 605210, 847294, 1210420, 1694588, 2118235, 4236470, 8412419, 8472940, 16824838, 33649676, 42062095, 58886933, 84124190, 117773866, 168248380, 235547732, 294434665, 588869330, 1177738660]

約数ペア:

[(1, 1177738660), (2, 588869330), (4, 294434665), (5, 235547732), (7, 168248380), (10, 117773866), (14, 84124190), (20, 58886933), (28, 42062095), (35, 33649676), (70, 16824838), (139, 8472940), (140, 8412419), (278, 4236470), (556, 2118235), (695, 1694588), (973, 1210420), (1390, 847294), (1946, 605210), (2780, 423647), (3892, 302605), (4865, 242084), (9730, 121042), (19460, 60521)]