30865760

素因数分解:

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

素因数の和:903

約数の個数: 48

約数和(自身を含む): 73256400

約数和(自身を除く): 42390640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 509, 758, 1018, 1516, 1895, 2036, 2545, 3032, 3790, 4072, 5090, 6064, 7580, 8144, 10180, 12128, 15160, 16288, 20360, 30320, 40720, 60640, 81440, 192911, 385822, 771644, 964555, 1543288, 1929110, 3086576, 3858220, 6173152, 7716440, 15432880, 30865760]

約数ペア:

[(1, 30865760), (2, 15432880), (4, 7716440), (5, 6173152), (8, 3858220), (10, 3086576), (16, 1929110), (20, 1543288), (32, 964555), (40, 771644), (80, 385822), (160, 192911), (379, 81440), (509, 60640), (758, 40720), (1018, 30320), (1516, 20360), (1895, 16288), (2036, 15160), (2545, 12128), (3032, 10180), (3790, 8144), (4072, 7580), (5090, 6064)]