220199795

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1\times {\mathrm{1117}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 268051680

約数和(自身を除く): 47851885

約数列:

[1, 5, 89, 443, 445, 1117, 2215, 5585, 39427, 99413, 197135, 494831, 497065, 2474155, 44039959, 220199795]

約数ペア:

[(1, 220199795), (5, 44039959), (89, 2474155), (443, 497065), (445, 494831), (1117, 197135), (2215, 99413), (5585, 39427)]