2054195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:72

約数の個数: 32

約数和(自身を含む): 3084480

約数和(自身を除く): 1030285

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 169, 187, 221, 715, 845, 935, 1105, 1859, 2197, 2431, 2873, 9295, 10985, 12155, 14365, 24167, 31603, 37349, 120835, 158015, 186745, 410839, 2054195]

約数ペア:

[(1, 2054195), (5, 410839), (11, 186745), (13, 158015), (17, 120835), (55, 37349), (65, 31603), (85, 24167), (143, 14365), (169, 12155), (187, 10985), (221, 9295), (715, 2873), (845, 2431), (935, 2197), (1105, 1859)]