1361440

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 3290112

約数和(自身を除く): 1928672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 127, 134, 160, 254, 268, 335, 508, 536, 635, 670, 1016, 1072, 1270, 1340, 2032, 2144, 2540, 2680, 4064, 5080, 5360, 8509, 10160, 10720, 17018, 20320, 34036, 42545, 68072, 85090, 136144, 170180, 272288, 340360, 680720, 1361440]

約数ペア:

[(1, 1361440), (2, 680720), (4, 340360), (5, 272288), (8, 170180), (10, 136144), (16, 85090), (20, 68072), (32, 42545), (40, 34036), (67, 20320), (80, 17018), (127, 10720), (134, 10160), (160, 8509), (254, 5360), (268, 5080), (335, 4064), (508, 2680), (536, 2540), (635, 2144), (670, 2032), (1016, 1340), (1072, 1270)]