995044880

素因数分解:

$2^4\times 5^1\times {\mathrm{12438061}}^1$

素因数の和:12438074

約数の個数: 20

約数和(自身を含む): 2313479532

約数和(自身を除く): 1318434652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12438061, 24876122, 49752244, 62190305, 99504488, 124380610, 199008976, 248761220, 497522440, 995044880]

約数ペア:

[(1, 995044880), (2, 497522440), (4, 248761220), (5, 199008976), (8, 124380610), (10, 99504488), (16, 62190305), (20, 49752244), (40, 24876122), (80, 12438061)]