219959965

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1\times {\mathrm{1999}}^1$

素因数の和:2436

約数の個数: 16

約数和(自身を含む): 269280000

約数和(自身を除く): 49320035

約数列:

[1, 5, 59, 295, 373, 1865, 1999, 9995, 22007, 110035, 117941, 589705, 745627, 3728135, 43991993, 219959965]

約数ペア:

[(1, 219959965), (5, 43991993), (59, 3728135), (295, 745627), (373, 589705), (1865, 117941), (1999, 110035), (9995, 22007)]