188207840

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2311}}^1$

素因数の和:2835

約数の個数: 48

約数和(自身を含む): 445707360

約数和(自身を除く): 257499520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 2036, 2311, 2545, 4072, 4622, 5090, 8144, 9244, 10180, 11555, 16288, 18488, 20360, 23110, 36976, 40720, 46220, 73952, 81440, 92440, 184880, 369760, 1176299, 2352598, 4705196, 5881495, 9410392, 11762990, 18820784, 23525980, 37641568, 47051960, 94103920, 188207840]

約数ペア:

[(1, 188207840), (2, 94103920), (4, 47051960), (5, 37641568), (8, 23525980), (10, 18820784), (16, 11762990), (20, 9410392), (32, 5881495), (40, 4705196), (80, 2352598), (160, 1176299), (509, 369760), (1018, 184880), (2036, 92440), (2311, 81440), (2545, 73952), (4072, 46220), (4622, 40720), (5090, 36976), (8144, 23110), (9244, 20360), (10180, 18488), (11555, 16288)]