20710875

素因数分解:

$3^1\times 5^3\times {\mathrm{55229}}^1$

素因数の和:55247

約数の個数: 16

約数和(自身を含む): 34463520

約数和(自身を除く): 13752645

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 55229, 165687, 276145, 828435, 1380725, 4142175, 6903625, 20710875]

約数ペア:

[(1, 20710875), (3, 6903625), (5, 4142175), (15, 1380725), (25, 828435), (75, 276145), (125, 165687), (375, 55229)]