12921552760

素因数分解:

$2^3\times 5^1\times {\mathrm{323038819}}^1$

素因数の和:323038830

約数の個数: 16

約数和(自身を含む): 29073493800

約数和(自身を除く): 16151941040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 323038819, 646077638, 1292155276, 1615194095, 2584310552, 3230388190, 6460776380, 12921552760]

約数ペア:

[(1, 12921552760), (2, 6460776380), (4, 3230388190), (5, 2584310552), (8, 1615194095), (10, 1292155276), (20, 646077638), (40, 323038819)]