1409994640

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 3337500672

約数和(自身を除く): 1927506032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 127, 214, 254, 428, 508, 535, 635, 856, 1016, 1070, 1270, 1297, 1712, 2032, 2140, 2540, 2594, 4280, 5080, 5188, 6485, 8560, 10160, 10376, 12970, 13589, 20752, 25940, 27178, 51880, 54356, 67945, 103760, 108712, 135890, 138779, 164719, 217424, 271780, 277558, 329438, 543560, 555116, 658876, 693895, 823595, 1087120, 1110232, 1317752, 1387790, 1647190, 2220464, 2635504, 2775580, 3294380, 5551160, 6588760, 11102320, 13177520, 17624933, 35249866, 70499732, 88124665, 140999464, 176249330, 281998928, 352498660, 704997320, 1409994640]

約数ペア:

[(1, 1409994640), (2, 704997320), (4, 352498660), (5, 281998928), (8, 176249330), (10, 140999464), (16, 88124665), (20, 70499732), (40, 35249866), (80, 17624933), (107, 13177520), (127, 11102320), (214, 6588760), (254, 5551160), (428, 3294380), (508, 2775580), (535, 2635504), (635, 2220464), (856, 1647190), (1016, 1387790), (1070, 1317752), (1270, 1110232), (1297, 1087120), (1712, 823595), (2032, 693895), (2140, 658876), (2540, 555116), (2594, 543560), (4280, 329438), (5080, 277558), (5188, 271780), (6485, 217424), (8560, 164719), (10160, 138779), (10376, 135890), (12970, 108712), (13589, 103760), (20752, 67945), (25940, 54356), (27178, 51880)]