2008999712

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{709}}^1\times {\mathrm{1213}}^1$

素因数の和:2005

約数の個数: 48

約数和(自身を含む): 4018364280

約数和(自身を除く): 2009364568

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 709, 1168, 1213, 1418, 2336, 2426, 2836, 4852, 5672, 9704, 11344, 19408, 22688, 38816, 51757, 88549, 103514, 177098, 207028, 354196, 414056, 708392, 828112, 860017, 1416784, 1656224, 1720034, 2833568, 3440068, 6880136, 13760272, 27520544, 62781241, 125562482, 251124964, 502249928, 1004499856, 2008999712]

約数ペア:

[(1, 2008999712), (2, 1004499856), (4, 502249928), (8, 251124964), (16, 125562482), (32, 62781241), (73, 27520544), (146, 13760272), (292, 6880136), (584, 3440068), (709, 2833568), (1168, 1720034), (1213, 1656224), (1418, 1416784), (2336, 860017), (2426, 828112), (2836, 708392), (4852, 414056), (5672, 354196), (9704, 207028), (11344, 177098), (19408, 103514), (22688, 88549), (38816, 51757)]