39392980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1307}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 90974016

約数和(自身を除く): 51581036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1307, 1370, 1507, 2614, 2740, 3014, 5228, 6028, 6535, 7535, 13070, 14377, 15070, 26140, 28754, 30140, 57508, 71885, 143770, 179059, 287540, 358118, 716236, 895295, 1790590, 1969649, 3581180, 3939298, 7878596, 9848245, 19696490, 39392980]

約数ペア:

[(1, 39392980), (2, 19696490), (4, 9848245), (5, 7878596), (10, 3939298), (11, 3581180), (20, 1969649), (22, 1790590), (44, 895295), (55, 716236), (110, 358118), (137, 287540), (220, 179059), (274, 143770), (548, 71885), (685, 57508), (1307, 30140), (1370, 28754), (1507, 26140), (2614, 15070), (2740, 14377), (3014, 13070), (5228, 7535), (6028, 6535)]