159188840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209459}}^1$

素因数の和:209489

約数の個数: 32

約数和(自身を含む): 377028000

約数和(自身を除く): 217839160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 209459, 418918, 837836, 1047295, 1675672, 2094590, 3979721, 4189180, 7959442, 8378360, 15918884, 19898605, 31837768, 39797210, 79594420, 159188840]

約数ペア:

[(1, 159188840), (2, 79594420), (4, 39797210), (5, 31837768), (8, 19898605), (10, 15918884), (19, 8378360), (20, 7959442), (38, 4189180), (40, 3979721), (76, 2094590), (95, 1675672), (152, 1047295), (190, 837836), (380, 418918), (760, 209459)]