56867320

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1753}}^1$

素因数の和:2575

約数の個数: 32

約数和(自身を含む): 128182320

約数和(自身を除く): 71315000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 1753, 3244, 3506, 4055, 6488, 7012, 8110, 8765, 14024, 16220, 17530, 32440, 35060, 70120, 1421683, 2843366, 5686732, 7108415, 11373464, 14216830, 28433660, 56867320]

約数ペア:

[(1, 56867320), (2, 28433660), (4, 14216830), (5, 11373464), (8, 7108415), (10, 5686732), (20, 2843366), (40, 1421683), (811, 70120), (1622, 35060), (1753, 32440), (3244, 17530), (3506, 16220), (4055, 14024), (6488, 8765), (7012, 8110)]