20765030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1117}}^1$

素因数の和:1161

約数の個数: 48

約数和(自身を含む): 44192304

約数和(自身を除く): 23427274

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1117, 1430, 1690, 1859, 2234, 3718, 5585, 9295, 11170, 12287, 14521, 18590, 24574, 29042, 61435, 72605, 122870, 145210, 159731, 188773, 319462, 377546, 798655, 943865, 1597310, 1887730, 2076503, 4153006, 10382515, 20765030]

約数ペア:

[(1, 20765030), (2, 10382515), (5, 4153006), (10, 2076503), (11, 1887730), (13, 1597310), (22, 943865), (26, 798655), (55, 377546), (65, 319462), (110, 188773), (130, 159731), (143, 145210), (169, 122870), (286, 72605), (338, 61435), (715, 29042), (845, 24574), (1117, 18590), (1430, 14521), (1690, 12287), (1859, 11170), (2234, 9295), (3718, 5585)]