279713170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{3967}}^1$

素因数の和:4626

約数の個数: 32

約数和(自身を含む): 550250496

約数和(自身を除く): 270537326

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 641, 1282, 3205, 3967, 6410, 7051, 7934, 14102, 19835, 35255, 39670, 43637, 70510, 87274, 218185, 436370, 2542847, 5085694, 12714235, 25428470, 27971317, 55942634, 139856585, 279713170]

約数ペア:

[(1, 279713170), (2, 139856585), (5, 55942634), (10, 27971317), (11, 25428470), (22, 12714235), (55, 5085694), (110, 2542847), (641, 436370), (1282, 218185), (3205, 87274), (3967, 70510), (6410, 43637), (7051, 39670), (7934, 35255), (14102, 19835)]