5471980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2557}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 11603088

約数和(自身を除く): 6131108

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 2557, 5114, 10228, 12785, 25570, 51140, 273599, 547198, 1094396, 1367995, 2735990, 5471980]

約数ペア:

[(1, 5471980), (2, 2735990), (4, 1367995), (5, 1094396), (10, 547198), (20, 273599), (107, 51140), (214, 25570), (428, 12785), (535, 10228), (1070, 5114), (2140, 2557)]