189465440

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5171}}^1$

素因数の和:5415

約数の個数: 48

約数和(自身を含む): 449653680

約数和(自身を除く): 260188240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 5171, 7328, 9160, 10342, 18320, 20684, 25855, 36640, 41368, 51710, 82736, 103420, 165472, 206840, 413680, 827360, 1184159, 2368318, 4736636, 5920795, 9473272, 11841590, 18946544, 23683180, 37893088, 47366360, 94732720, 189465440]

約数ペア:

[(1, 189465440), (2, 94732720), (4, 47366360), (5, 37893088), (8, 23683180), (10, 18946544), (16, 11841590), (20, 9473272), (32, 5920795), (40, 4736636), (80, 2368318), (160, 1184159), (229, 827360), (458, 413680), (916, 206840), (1145, 165472), (1832, 103420), (2290, 82736), (3664, 51710), (4580, 41368), (5171, 36640), (7328, 25855), (9160, 20684), (10342, 18320)]