2912331640

素因数分解:

$2^3\times 5^1\times {\mathrm{72808291}}^1$

素因数の和:72808302

約数の個数: 16

約数和(自身を含む): 6552746280

約数和(自身を除く): 3640414640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72808291, 145616582, 291233164, 364041455, 582466328, 728082910, 1456165820, 2912331640]

約数ペア:

[(1, 2912331640), (2, 1456165820), (4, 728082910), (5, 582466328), (8, 364041455), (10, 291233164), (20, 145616582), (40, 72808291)]