869990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{719}}^1$

素因数の和:748

約数の個数: 24

約数和(自身を含む): 1723680

約数和(自身を除く): 853690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 719, 1210, 1438, 3595, 7190, 7909, 15818, 39545, 79090, 86999, 173998, 434995, 869990]

約数ペア:

[(1, 869990), (2, 434995), (5, 173998), (10, 86999), (11, 79090), (22, 39545), (55, 15818), (110, 7909), (121, 7190), (242, 3595), (605, 1438), (719, 1210)]