189595760

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{18661}}^1$

素因数の和:18801

約数の個数: 40

約数和(自身を含む): 444304896

約数和(自身を除く): 254709136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 18661, 37322, 74644, 93305, 149288, 186610, 298576, 373220, 746440, 1492880, 2369947, 4739894, 9479788, 11849735, 18959576, 23699470, 37919152, 47398940, 94797880, 189595760]

約数ペア:

[(1, 189595760), (2, 94797880), (4, 47398940), (5, 37919152), (8, 23699470), (10, 18959576), (16, 11849735), (20, 9479788), (40, 4739894), (80, 2369947), (127, 1492880), (254, 746440), (508, 373220), (635, 298576), (1016, 186610), (1270, 149288), (2032, 93305), (2540, 74644), (5080, 37322), (10160, 18661)]