1899280

素因数分解:

$2^4\times 5^1\times {\mathrm{23741}}^1$

素因数の和:23754

約数の個数: 20

約数和(自身を含む): 4416012

約数和(自身を除く): 2516732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23741, 47482, 94964, 118705, 189928, 237410, 379856, 474820, 949640, 1899280]

約数ペア:

[(1, 1899280), (2, 949640), (4, 474820), (5, 379856), (8, 237410), (10, 189928), (16, 118705), (20, 94964), (40, 47482), (80, 23741)]