20605270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6263}}^1$

素因数の和:6324

約数の個数: 32

約数和(自身を含む): 43296768

約数和(自身を除く): 22691498

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6263, 12526, 31315, 43841, 62630, 87682, 219205, 294361, 438410, 588722, 1471805, 2060527, 2943610, 4121054, 10302635, 20605270]

約数ペア:

[(1, 20605270), (2, 10302635), (5, 4121054), (7, 2943610), (10, 2060527), (14, 1471805), (35, 588722), (47, 438410), (70, 294361), (94, 219205), (235, 87682), (329, 62630), (470, 43841), (658, 31315), (1645, 12526), (3290, 6263)]