10256989480

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{974999}}^1$

素因数の和:975273

約数の個数: 32

約数和(自身を含む): 23166000000

約数和(自身を除く): 12909010520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 974999, 1949998, 3899996, 4874995, 7799992, 9749990, 19499980, 38999960, 256424737, 512849474, 1025698948, 1282123685, 2051397896, 2564247370, 5128494740, 10256989480]

約数ペア:

[(1, 10256989480), (2, 5128494740), (4, 2564247370), (5, 2051397896), (8, 1282123685), (10, 1025698948), (20, 512849474), (40, 256424737), (263, 38999960), (526, 19499980), (1052, 9749990), (1315, 7799992), (2104, 4874995), (2630, 3899996), (5260, 1949998), (10520, 974999)]