20719325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1277}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 28524960

約数和(自身を除く): 7805635

約数列:

[1, 5, 11, 25, 55, 59, 275, 295, 649, 1277, 1475, 3245, 6385, 14047, 16225, 31925, 70235, 75343, 351175, 376715, 828773, 1883575, 4143865, 20719325]

約数ペア:

[(1, 20719325), (5, 4143865), (11, 1883575), (25, 828773), (55, 376715), (59, 351175), (275, 75343), (295, 70235), (649, 31925), (1277, 16225), (1475, 14047), (3245, 6385)]