208495160

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{15467}}^1$

素因数の和:15815

約数の個数: 32

約数和(自身を含む): 470536560

約数和(自身を除く): 262041400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 15467, 30934, 61868, 77335, 123736, 154670, 309340, 618680, 5212379, 10424758, 20849516, 26061895, 41699032, 52123790, 104247580, 208495160]

約数ペア:

[(1, 208495160), (2, 104247580), (4, 52123790), (5, 41699032), (8, 26061895), (10, 20849516), (20, 10424758), (40, 5212379), (337, 618680), (674, 309340), (1348, 154670), (1685, 123736), (2696, 77335), (3370, 61868), (6740, 30934), (13480, 15467)]