188747720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{674099}}^1$

素因数の和:674117

約数の個数: 32

約数和(自身を含む): 485352000

約数和(自身を除く): 296604280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 674099, 1348198, 2696396, 3370495, 4718693, 5392792, 6740990, 9437386, 13481980, 18874772, 23593465, 26963960, 37749544, 47186930, 94373860, 188747720]

約数ペア:

[(1, 188747720), (2, 94373860), (4, 47186930), (5, 37749544), (7, 26963960), (8, 23593465), (10, 18874772), (14, 13481980), (20, 9437386), (28, 6740990), (35, 5392792), (40, 4718693), (56, 3370495), (70, 2696396), (140, 1348198), (280, 674099)]