247907180

素因数分解:

$2^2\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{4751}}^1$

素因数の和:7369

約数の個数: 24

約数和(自身を含む): 520914240

約数和(自身を除く): 273007060

約数列:

[1, 2, 4, 5, 10, 20, 2609, 4751, 5218, 9502, 10436, 13045, 19004, 23755, 26090, 47510, 52180, 95020, 12395359, 24790718, 49581436, 61976795, 123953590, 247907180]

約数ペア:

[(1, 247907180), (2, 123953590), (4, 61976795), (5, 49581436), (10, 24790718), (20, 12395359), (2609, 95020), (4751, 52180), (5218, 47510), (9502, 26090), (10436, 23755), (13045, 19004)]