17368880

素因数分解:

$2^4\times 5^1\times {\mathrm{217111}}^1$

素因数の和:217124

約数の個数: 20

約数和(自身を含む): 40382832

約数和(自身を除く): 23013952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 217111, 434222, 868444, 1085555, 1736888, 2171110, 3473776, 4342220, 8684440, 17368880]

約数ペア:

[(1, 17368880), (2, 8684440), (4, 4342220), (5, 3473776), (8, 2171110), (10, 1736888), (16, 1085555), (20, 868444), (40, 434222), (80, 217111)]