13229140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28759}}^1$

素因数の和:28791

約数の個数: 24

約数和(自身を含む): 28990080

約数和(自身を除く): 15760940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 28759, 57518, 115036, 143795, 287590, 575180, 661457, 1322914, 2645828, 3307285, 6614570, 13229140]

約数ペア:

[(1, 13229140), (2, 6614570), (4, 3307285), (5, 2645828), (10, 1322914), (20, 661457), (23, 575180), (46, 287590), (92, 143795), (115, 115036), (230, 57518), (460, 28759)]