30123340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115859}}^1$

素因数の和:115881

約数の個数: 24

約数和(自身を含む): 68125680

約数和(自身を除く): 38002340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 115859, 231718, 463436, 579295, 1158590, 1506167, 2317180, 3012334, 6024668, 7530835, 15061670, 30123340]

約数ペア:

[(1, 30123340), (2, 15061670), (4, 7530835), (5, 6024668), (10, 3012334), (13, 2317180), (20, 1506167), (26, 1158590), (52, 579295), (65, 463436), (130, 231718), (260, 115859)]