30388580

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1811}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 63927360

約数和(自身を除く): 33538780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 1811, 3356, 3622, 4195, 7244, 8390, 9055, 16780, 18110, 36220, 1519429, 3038858, 6077716, 7597145, 15194290, 30388580]

約数ペア:

[(1, 30388580), (2, 15194290), (4, 7597145), (5, 6077716), (10, 3038858), (20, 1519429), (839, 36220), (1678, 18110), (1811, 16780), (3356, 9055), (3622, 8390), (4195, 7244)]