27831680

素因数分解:

$2^7\times 5^1\times {\mathrm{43487}}^1$

素因数の和:43506

約数の個数: 32

約数和(自身を含む): 66536640

約数和(自身を除く): 38704960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 43487, 86974, 173948, 217435, 347896, 434870, 695792, 869740, 1391584, 1739480, 2783168, 3478960, 5566336, 6957920, 13915840, 27831680]

約数ペア:

[(1, 27831680), (2, 13915840), (4, 6957920), (5, 5566336), (8, 3478960), (10, 2783168), (16, 1739480), (20, 1391584), (32, 869740), (40, 695792), (64, 434870), (80, 347896), (128, 217435), (160, 173948), (320, 86974), (640, 43487)]