4190282020

素因数分解:

$2^2\times 5^1\times {\mathrm{209514101}}^1$

素因数の和:209514110

約数の個数: 12

約数和(自身を含む): 8799592284

約数和(自身を除く): 4609310264

約数列:

[1, 2, 4, 5, 10, 20, 209514101, 419028202, 838056404, 1047570505, 2095141010, 4190282020]

約数ペア:

[(1, 4190282020), (2, 2095141010), (4, 1047570505), (5, 838056404), (10, 419028202), (20, 209514101)]