266813840

素因数分解:

$2^4\times 5^1\times {\mathrm{3335173}}^1$

素因数の和:3335186

約数の個数: 20

約数和(自身を含む): 620342364

約数和(自身を除く): 353528524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3335173, 6670346, 13340692, 16675865, 26681384, 33351730, 53362768, 66703460, 133406920, 266813840]

約数ペア:

[(1, 266813840), (2, 133406920), (4, 66703460), (5, 53362768), (8, 33351730), (10, 26681384), (16, 16675865), (20, 13340692), (40, 6670346), (80, 3335173)]