42820205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{941}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 54259200

約数和(自身を除く): 11438995

約数列:

[1, 5, 19, 95, 479, 941, 2395, 4705, 9101, 17879, 45505, 89395, 450739, 2253695, 8564041, 42820205]

約数ペア:

[(1, 42820205), (5, 8564041), (19, 2253695), (95, 450739), (479, 89395), (941, 45505), (2395, 17879), (4705, 9101)]