1992023780

素因数分解:

$2^2\times 5^1\times {\mathrm{99601189}}^1$

素因数の和:99601198

約数の個数: 12

約数和(自身を含む): 4183249980

約数和(自身を除く): 2191226200

約数列:

[1, 2, 4, 5, 10, 20, 99601189, 199202378, 398404756, 498005945, 996011890, 1992023780]

約数ペア:

[(1, 1992023780), (2, 996011890), (4, 498005945), (5, 398404756), (10, 199202378), (20, 99601189)]