6691540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19681}}^1$

素因数の和:19707

約数の個数: 24

約数和(自身を含む): 14879592

約数和(自身を除く): 8188052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 19681, 39362, 78724, 98405, 196810, 334577, 393620, 669154, 1338308, 1672885, 3345770, 6691540]

約数ペア:

[(1, 6691540), (2, 3345770), (4, 1672885), (5, 1338308), (10, 669154), (17, 393620), (20, 334577), (34, 196810), (68, 98405), (85, 78724), (170, 39362), (340, 19681)]