4998995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 6389280

約数和(自身を除く): 1390285

約数列:

[1, 5, 19, 95, 101, 505, 521, 1919, 2605, 9595, 9899, 49495, 52621, 263105, 999799, 4998995]

約数ペア:

[(1, 4998995), (5, 999799), (19, 263105), (95, 52621), (101, 49495), (505, 9899), (521, 9595), (1919, 2605)]