1397118520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{134857}}^1$

素因数の和:134912

約数の個数: 64

約数和(自身を含む): 3689714880

約数和(自身を除く): 2292596360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 134857, 269714, 539428, 674285, 943999, 1078856, 1348570, 1887998, 2697140, 3775996, 4719995, 4989709, 5394280, 7551992, 9439990, 9979418, 18879980, 19958836, 24948545, 34927963, 37759960, 39917672, 49897090, 69855926, 99794180, 139711852, 174639815, 199588360, 279423704, 349279630, 698559260, 1397118520]

約数ペア:

[(1, 1397118520), (2, 698559260), (4, 349279630), (5, 279423704), (7, 199588360), (8, 174639815), (10, 139711852), (14, 99794180), (20, 69855926), (28, 49897090), (35, 39917672), (37, 37759960), (40, 34927963), (56, 24948545), (70, 19958836), (74, 18879980), (140, 9979418), (148, 9439990), (185, 7551992), (259, 5394280), (280, 4989709), (296, 4719995), (370, 3775996), (518, 2697140), (740, 1887998), (1036, 1348570), (1295, 1078856), (1480, 943999), (2072, 674285), (2590, 539428), (5180, 269714), (10360, 134857)]