2010132620

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{509}}^1\times {\mathrm{521}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 4248871200

約数和(自身を除く): 2238738580

約数列:

[1, 2, 4, 5, 10, 20, 379, 509, 521, 758, 1018, 1042, 1516, 1895, 2036, 2084, 2545, 2605, 3790, 5090, 5210, 7580, 10180, 10420, 192911, 197459, 265189, 385822, 394918, 530378, 771644, 789836, 964555, 987295, 1060756, 1325945, 1929110, 1974590, 2651890, 3858220, 3949180, 5303780, 100506631, 201013262, 402026524, 502533155, 1005066310, 2010132620]

約数ペア:

[(1, 2010132620), (2, 1005066310), (4, 502533155), (5, 402026524), (10, 201013262), (20, 100506631), (379, 5303780), (509, 3949180), (521, 3858220), (758, 2651890), (1018, 1974590), (1042, 1929110), (1516, 1325945), (1895, 1060756), (2036, 987295), (2084, 964555), (2545, 789836), (2605, 771644), (3790, 530378), (5090, 394918), (5210, 385822), (7580, 265189), (10180, 197459), (10420, 192911)]