30981380

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{4153}}^1$

素因数の和:4535

約数の個数: 24

約数和(自身を含む): 65251032

約数和(自身を除く): 34269652

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 4153, 7460, 8306, 16612, 20765, 41530, 83060, 1549069, 3098138, 6196276, 7745345, 15490690, 30981380]

約数ペア:

[(1, 30981380), (2, 15490690), (4, 7745345), (5, 6196276), (10, 3098138), (20, 1549069), (373, 83060), (746, 41530), (1492, 20765), (1865, 16612), (3730, 8306), (4153, 7460)]