2681680

素因数分解:

$2^4\times 5^1\times {\mathrm{33521}}^1$

素因数の和:33534

約数の個数: 20

約数和(自身を含む): 6235092

約数和(自身を除く): 3553412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33521, 67042, 134084, 167605, 268168, 335210, 536336, 670420, 1340840, 2681680]

約数ペア:

[(1, 2681680), (2, 1340840), (4, 670420), (5, 536336), (8, 335210), (10, 268168), (16, 167605), (20, 134084), (40, 67042), (80, 33521)]