28291130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57737}}^1$

素因数の和:57758

約数の個数: 24

約数和(自身を含む): 59239188

約数和(自身を除く): 30948058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57737, 115474, 288685, 404159, 577370, 808318, 2020795, 2829113, 4041590, 5658226, 14145565, 28291130]

約数ペア:

[(1, 28291130), (2, 14145565), (5, 5658226), (7, 4041590), (10, 2829113), (14, 2020795), (35, 808318), (49, 577370), (70, 404159), (98, 288685), (245, 115474), (490, 57737)]