2220020.00000000

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1789}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 29126880

約数和(自身を除く): 12170738

約数列:

[1, 2, 7, 14, 677, 1354, 1789, 3578, 4739, 9478, 12523, 25046, 1211153, 2422306, 8478071, 16956142]

約数ペア:

[(1, 16956142), (2, 8478071), (7, 2422306), (14, 1211153), (677, 25046), (1354, 12523), (1789, 9478), (3578, 4739)]