118818160

素因数分解:

$2^4\times 5^1\times {\mathrm{1485227}}^1$

素因数の和:1485240

約数の個数: 20

約数和(自身を含む): 276252408

約数和(自身を除く): 157434248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1485227, 2970454, 5940908, 7426135, 11881816, 14852270, 23763632, 29704540, 59409080, 118818160]

約数ペア:

[(1, 118818160), (2, 59409080), (4, 29704540), (5, 23763632), (8, 14852270), (10, 11881816), (16, 7426135), (20, 5940908), (40, 2970454), (80, 1485227)]