200805590

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{39451}}^1$

素因数の和:39967

約数の個数: 16

約数和(自身を含む): 362169360

約数和(自身を除く): 161363770

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 39451, 78902, 197255, 394510, 20080559, 40161118, 100402795, 200805590]

約数ペア:

[(1, 200805590), (2, 100402795), (5, 40161118), (10, 20080559), (509, 394510), (1018, 197255), (2545, 78902), (5090, 39451)]