2018736040

素因数分解:

$2^3\times 5^1\times {\mathrm{50468401}}^1$

素因数の和:50468412

約数の個数: 16

約数和(自身を含む): 4542156180

約数和(自身を除く): 2523420140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50468401, 100936802, 201873604, 252342005, 403747208, 504684010, 1009368020, 2018736040]

約数ペア:

[(1, 2018736040), (2, 1009368020), (4, 504684010), (5, 403747208), (8, 252342005), (10, 201873604), (20, 100936802), (40, 50468401)]